2018481920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 432

約数和(自身を含む): 6319982592

約数和(自身を除く): 4301500672

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 43, 52, 56, 62, 64, 65, 70, 80, 86, 91, 104, 112, 124, 128, 130, 140, 155, 160, 169, 172, 182, 208, 215, 217, 224, 248, 256, 260, 280, 301, 310, 320, 338, 344, 364, 403, 416, 430, 434, 448, 455, 496, 520, 559, 560, 602, 620, 640, 676, 688, 728, 806, 832, 845, 860, 868, 896, 910, 992, 1040, 1085, 1118, 1120, 1183, 1204, 1240, 1280, 1333, 1352, 1376, 1456, 1505, 1612, 1664, 1690, 1720, 1736, 1792, 1820, 1984, 2015, 2080, 2170, 2236, 2240, 2366, 2408, 2480, 2666, 2704, 2752, 2795, 2821, 2912, 3010, 3224, 3328, 3380, 3440, 3472, 3640, 3913, 3968, 4030, 4160, 4340, 4472, 4480, 4732, 4816, 4960, 5239, 5332, 5408, 5504, 5590, 5642, 5824, 5915, 6020, 6448, 6665, 6760, 6880, 6944, 7267, 7280, 7826, 7936, 8060, 8320, 8680, 8944, 8960, 9331, 9464, 9632, 9920, 10478, 10664, 10816, 11008, 11180, 11284, 11648, 11830, 12040, 12896, 13330, 13520, 13760, 13888, 14105, 14534, 14560, 15652, 16120, 16640, 17329, 17360, 17888, 18662, 18928, 19264, 19565, 19840, 20956, 21328, 21632, 22360, 22568, 23296, 23660, 24080, 25792, 26195, 26660, 27040, 27520, 27776, 28210, 29068, 29120, 31304, 32240, 34658, 34720, 35776, 36335, 36673, 37324, 37856, 38528, 39130, 39680, 41912, 42656, 43264, 44720, 45136, 46655, 47320, 48160, 50869, 51584, 52390, 53320, 54080, 55040, 55552, 56420, 58136, 58240, 62608, 64480, 69316, 69440, 71552, 72670, 73346, 74648, 75712, 77056, 78260, 83824, 85312, 86645, 89440, 90272, 93310, 94640, 96320, 101738, 103168, 104780, 106640, 108160, 112840, 116272, 116480, 121303, 125216, 128960, 138632, 138880, 143104, 145340, 146692, 149296, 151424, 156520, 167648, 170624, 173290, 178880, 180544, 183365, 186620, 189280, 192640, 203476, 209560, 213280, 216320, 225277, 225680, 232544, 242606, 250432, 254345, 257920, 277264, 277760, 290680, 293384, 298592, 302848, 313040, 335296, 341248, 346580, 357760, 361088, 366730, 373240, 378560, 385280, 406952, 419120, 426560, 450554, 451360, 465088, 485212, 500864, 508690, 515840, 554528, 581360, 586768, 597184, 606515, 626080, 670592, 693160, 715520, 722176, 733460, 746480, 757120, 813904, 838240, 853120, 901108, 902720, 930176, 970424, 1001728, 1017380, 1109056, 1126385, 1162720, 1173536, 1194368, 1213030, 1252160, 1341184, 1386320, 1466920, 1492960, 1514240, 1576939, 1627808, 1676480, 1706240, 1802216, 1805440, 1860352, 1940848, 2034760, 2218112, 2252770, 2325440, 2347072, 2388736, 2426060, 2504320, 2772640, 2933840, 2985920, 3153878, 3255616, 3352960, 3604432, 3610880, 3881696, 4069520, 4436224, 4505540, 4650880, 4694144, 4852120, 5008640, 5545280, 5867680, 5971840, 6307756, 6511232, 6705920, 7208864, 7763392, 7884695, 8139040, 9011080, 9301760, 9388288, 9704240, 11090560, 11735360, 11943680, 12615512, 13022464, 14417728, 15526784, 15769390, 16278080, 18022160, 19408480, 22181120, 23470720, 25231024, 28835456, 31053568, 31538780, 32556160, 36044320, 38816960, 46941440, 50462048, 57670912, 63077560, 65112320, 72088640, 77633920, 100924096, 126155120, 144177280, 155267840, 201848192, 252310240, 288354560, 403696384, 504620480, 1009240960, 2018481920]

約数ペア:

[(1, 2018481920), (2, 1009240960), (4, 504620480), (5, 403696384), (7, 288354560), (8, 252310240), (10, 201848192), (13, 155267840), (14, 144177280), (16, 126155120), (20, 100924096), (26, 77633920), (28, 72088640), (31, 65112320), (32, 63077560), (35, 57670912), (40, 50462048), (43, 46941440), (52, 38816960), (56, 36044320), (62, 32556160), (64, 31538780), (65, 31053568), (70, 28835456), (80, 25231024), (86, 23470720), (91, 22181120), (104, 19408480), (112, 18022160), (124, 16278080), (128, 15769390), (130, 15526784), (140, 14417728), (155, 13022464), (160, 12615512), (169, 11943680), (172, 11735360), (182, 11090560), (208, 9704240), (215, 9388288), (217, 9301760), (224, 9011080), (248, 8139040), (256, 7884695), (260, 7763392), (280, 7208864), (301, 6705920), (310, 6511232), (320, 6307756), (338, 5971840), (344, 5867680), (364, 5545280), (403, 5008640), (416, 4852120), (430, 4694144), (434, 4650880), (448, 4505540), (455, 4436224), (496, 4069520), (520, 3881696), (559, 3610880), (560, 3604432), (602, 3352960), (620, 3255616), (640, 3153878), (676, 2985920), (688, 2933840), (728, 2772640), (806, 2504320), (832, 2426060), (845, 2388736), (860, 2347072), (868, 2325440), (896, 2252770), (910, 2218112), (992, 2034760), (1040, 1940848), (1085, 1860352), (1118, 1805440), (1120, 1802216), (1183, 1706240), (1204, 1676480), (1240, 1627808), (1280, 1576939), (1333, 1514240), (1352, 1492960), (1376, 1466920), (1456, 1386320), (1505, 1341184), (1612, 1252160), (1664, 1213030), (1690, 1194368), (1720, 1173536), (1736, 1162720), (1792, 1126385), (1820, 1109056), (1984, 1017380), (2015, 1001728), (2080, 970424), (2170, 930176), (2236, 902720), (2240, 901108), (2366, 853120), (2408, 838240), (2480, 813904), (2666, 757120), (2704, 746480), (2752, 733460), (2795, 722176), (2821, 715520), (2912, 693160), (3010, 670592), (3224, 626080), (3328, 606515), (3380, 597184), (3440, 586768), (3472, 581360), (3640, 554528), (3913, 515840), (3968, 508690), (4030, 500864), (4160, 485212), (4340, 465088), (4472, 451360), (4480, 450554), (4732, 426560), (4816, 419120), (4960, 406952), (5239, 385280), (5332, 378560), (5408, 373240), (5504, 366730), (5590, 361088), (5642, 357760), (5824, 346580), (5915, 341248), (6020, 335296), (6448, 313040), (6665, 302848), (6760, 298592), (6880, 293384), (6944, 290680), (7267, 277760), (7280, 277264), (7826, 257920), (7936, 254345), (8060, 250432), (8320, 242606), (8680, 232544), (8944, 225680), (8960, 225277), (9331, 216320), (9464, 213280), (9632, 209560), (9920, 203476), (10478, 192640), (10664, 189280), (10816, 186620), (11008, 183365), (11180, 180544), (11284, 178880), (11648, 173290), (11830, 170624), (12040, 167648), (12896, 156520), (13330, 151424), (13520, 149296), (13760, 146692), (13888, 145340), (14105, 143104), (14534, 138880), (14560, 138632), (15652, 128960), (16120, 125216), (16640, 121303), (17329, 116480), (17360, 116272), (17888, 112840), (18662, 108160), (18928, 106640), (19264, 104780), (19565, 103168), (19840, 101738), (20956, 96320), (21328, 94640), (21632, 93310), (22360, 90272), (22568, 89440), (23296, 86645), (23660, 85312), (24080, 83824), (25792, 78260), (26195, 77056), (26660, 75712), (27040, 74648), (27520, 73346), (27776, 72670), (28210, 71552), (29068, 69440), (29120, 69316), (31304, 64480), (32240, 62608), (34658, 58240), (34720, 58136), (35776, 56420), (36335, 55552), (36673, 55040), (37324, 54080), (37856, 53320), (38528, 52390), (39130, 51584), (39680, 50869), (41912, 48160), (42656, 47320), (43264, 46655), (44720, 45136)]