420987840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 448

約数和(自身を含む): 1693224960

約数和(自身を除く): 1272237120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 61, 64, 65, 70, 78, 79, 80, 84, 91, 96, 104, 105, 112, 120, 122, 130, 140, 156, 158, 160, 168, 182, 183, 192, 195, 208, 210, 224, 237, 240, 244, 260, 273, 280, 305, 312, 316, 320, 336, 364, 366, 390, 395, 416, 420, 427, 448, 455, 474, 480, 488, 520, 546, 553, 560, 610, 624, 632, 672, 728, 732, 780, 790, 793, 832, 840, 854, 910, 915, 948, 960, 976, 1027, 1040, 1092, 1106, 1120, 1185, 1220, 1248, 1264, 1281, 1344, 1365, 1456, 1464, 1560, 1580, 1586, 1659, 1680, 1708, 1820, 1830, 1896, 1952, 2054, 2080, 2135, 2184, 2212, 2240, 2370, 2379, 2440, 2496, 2528, 2562, 2730, 2765, 2912, 2928, 3081, 3120, 3160, 3172, 3318, 3360, 3416, 3640, 3660, 3792, 3904, 3965, 4108, 4160, 4270, 4368, 4424, 4740, 4758, 4819, 4880, 5056, 5124, 5135, 5460, 5530, 5551, 5824, 5856, 6162, 6240, 6320, 6344, 6405, 6636, 6720, 6832, 7189, 7280, 7320, 7584, 7930, 8216, 8295, 8540, 8736, 8848, 9480, 9516, 9638, 9760, 10248, 10270, 10920, 11060, 11102, 11712, 11895, 12324, 12480, 12640, 12688, 12810, 13272, 13664, 14378, 14457, 14560, 14640, 15168, 15405, 15860, 16432, 16590, 16653, 17080, 17472, 17696, 18960, 19032, 19276, 19520, 20496, 20540, 21567, 21840, 22120, 22204, 23790, 24095, 24648, 25280, 25376, 25620, 26544, 27328, 27755, 28756, 28914, 29120, 29280, 30810, 31720, 32864, 33180, 33306, 33733, 34160, 35392, 35945, 37920, 38064, 38552, 40992, 41080, 43134, 43680, 44240, 44408, 47580, 48190, 49296, 50752, 51240, 53088, 55510, 57512, 57828, 58560, 61620, 62647, 63440, 65728, 66360, 66612, 67466, 68320, 71890, 72285, 75840, 76128, 77104, 81984, 82160, 83265, 86268, 87360, 88480, 88816, 95160, 96380, 98592, 101199, 102480, 106176, 107835, 111020, 115024, 115656, 123240, 125294, 126880, 132720, 133224, 134932, 136640, 143780, 144570, 152256, 154208, 164320, 166530, 168665, 172536, 176960, 177632, 187941, 190320, 192760, 197184, 202398, 204960, 215670, 222040, 230048, 231312, 246480, 250588, 253760, 265440, 266448, 269864, 287560, 289140, 308416, 313235, 328640, 333060, 337330, 345072, 355264, 375882, 380640, 385520, 404796, 409920, 431340, 438529, 444080, 460096, 462624, 492960, 501176, 505995, 530880, 532896, 539728, 575120, 578280, 626470, 666120, 674660, 690144, 751764, 761280, 771040, 809592, 862680, 877058, 888160, 925248, 939705, 985920, 1002352, 1011990, 1065792, 1079456, 1150240, 1156560, 1252940, 1315587, 1332240, 1349320, 1380288, 1503528, 1542080, 1619184, 1725360, 1754116, 1776320, 1879410, 2004704, 2023980, 2158912, 2192645, 2300480, 2313120, 2505880, 2631174, 2664480, 2698640, 3007056, 3238368, 3450720, 3508232, 3758820, 4009408, 4047960, 4385290, 4626240, 5011760, 5262348, 5328960, 5397280, 6014112, 6476736, 6577935, 6901440, 7016464, 7517640, 8095920, 8770580, 10023520, 10524696, 10794560, 12028224, 13155870, 14032928, 15035280, 16191840, 17541160, 20047040, 21049392, 26311740, 28065856, 30070560, 32383680, 35082320, 42098784, 52623480, 60141120, 70164640, 84197568, 105246960, 140329280, 210493920, 420987840]

約数ペア:

[(1, 420987840), (2, 210493920), (3, 140329280), (4, 105246960), (5, 84197568), (6, 70164640), (7, 60141120), (8, 52623480), (10, 42098784), (12, 35082320), (13, 32383680), (14, 30070560), (15, 28065856), (16, 26311740), (20, 21049392), (21, 20047040), (24, 17541160), (26, 16191840), (28, 15035280), (30, 14032928), (32, 13155870), (35, 12028224), (39, 10794560), (40, 10524696), (42, 10023520), (48, 8770580), (52, 8095920), (56, 7517640), (60, 7016464), (61, 6901440), (64, 6577935), (65, 6476736), (70, 6014112), (78, 5397280), (79, 5328960), (80, 5262348), (84, 5011760), (91, 4626240), (96, 4385290), (104, 4047960), (105, 4009408), (112, 3758820), (120, 3508232), (122, 3450720), (130, 3238368), (140, 3007056), (156, 2698640), (158, 2664480), (160, 2631174), (168, 2505880), (182, 2313120), (183, 2300480), (192, 2192645), (195, 2158912), (208, 2023980), (210, 2004704), (224, 1879410), (237, 1776320), (240, 1754116), (244, 1725360), (260, 1619184), (273, 1542080), (280, 1503528), (305, 1380288), (312, 1349320), (316, 1332240), (320, 1315587), (336, 1252940), (364, 1156560), (366, 1150240), (390, 1079456), (395, 1065792), (416, 1011990), (420, 1002352), (427, 985920), (448, 939705), (455, 925248), (474, 888160), (480, 877058), (488, 862680), (520, 809592), (546, 771040), (553, 761280), (560, 751764), (610, 690144), (624, 674660), (632, 666120), (672, 626470), (728, 578280), (732, 575120), (780, 539728), (790, 532896), (793, 530880), (832, 505995), (840, 501176), (854, 492960), (910, 462624), (915, 460096), (948, 444080), (960, 438529), (976, 431340), (1027, 409920), (1040, 404796), (1092, 385520), (1106, 380640), (1120, 375882), (1185, 355264), (1220, 345072), (1248, 337330), (1264, 333060), (1281, 328640), (1344, 313235), (1365, 308416), (1456, 289140), (1464, 287560), (1560, 269864), (1580, 266448), (1586, 265440), (1659, 253760), (1680, 250588), (1708, 246480), (1820, 231312), (1830, 230048), (1896, 222040), (1952, 215670), (2054, 204960), (2080, 202398), (2135, 197184), (2184, 192760), (2212, 190320), (2240, 187941), (2370, 177632), (2379, 176960), (2440, 172536), (2496, 168665), (2528, 166530), (2562, 164320), (2730, 154208), (2765, 152256), (2912, 144570), (2928, 143780), (3081, 136640), (3120, 134932), (3160, 133224), (3172, 132720), (3318, 126880), (3360, 125294), (3416, 123240), (3640, 115656), (3660, 115024), (3792, 111020), (3904, 107835), (3965, 106176), (4108, 102480), (4160, 101199), (4270, 98592), (4368, 96380), (4424, 95160), (4740, 88816), (4758, 88480), (4819, 87360), (4880, 86268), (5056, 83265), (5124, 82160), (5135, 81984), (5460, 77104), (5530, 76128), (5551, 75840), (5824, 72285), (5856, 71890), (6162, 68320), (6240, 67466), (6320, 66612), (6344, 66360), (6405, 65728), (6636, 63440), (6720, 62647), (6832, 61620), (7189, 58560), (7280, 57828), (7320, 57512), (7584, 55510), (7930, 53088), (8216, 51240), (8295, 50752), (8540, 49296), (8736, 48190), (8848, 47580), (9480, 44408), (9516, 44240), (9638, 43680), (9760, 43134), (10248, 41080), (10270, 40992), (10920, 38552), (11060, 38064), (11102, 37920), (11712, 35945), (11895, 35392), (12324, 34160), (12480, 33733), (12640, 33306), (12688, 33180), (12810, 32864), (13272, 31720), (13664, 30810), (14378, 29280), (14457, 29120), (14560, 28914), (14640, 28756), (15168, 27755), (15405, 27328), (15860, 26544), (16432, 25620), (16590, 25376), (16653, 25280), (17080, 24648), (17472, 24095), (17696, 23790), (18960, 22204), (19032, 22120), (19276, 21840), (19520, 21567), (20496, 20540)]