1664149760

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 324

約数和(自身を含む): 5053068468

約数和(自身を除く): 3388918708

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 157, 160, 169, 182, 196, 208, 224, 245, 256, 260, 280, 314, 320, 338, 364, 392, 416, 448, 455, 490, 520, 560, 628, 637, 640, 676, 728, 784, 785, 832, 845, 896, 910, 980, 1040, 1099, 1120, 1183, 1256, 1274, 1280, 1352, 1456, 1568, 1570, 1664, 1690, 1792, 1820, 1960, 2041, 2080, 2198, 2240, 2366, 2512, 2548, 2704, 2912, 3136, 3140, 3185, 3328, 3380, 3640, 3920, 4082, 4160, 4396, 4480, 4732, 5024, 5096, 5408, 5495, 5824, 5915, 6272, 6280, 6370, 6760, 7280, 7693, 7840, 8164, 8281, 8320, 8792, 8960, 9464, 10048, 10192, 10205, 10816, 10990, 11648, 11830, 12544, 12560, 12740, 13520, 14287, 14560, 15386, 15680, 16328, 16562, 16640, 17584, 18928, 20096, 20384, 20410, 21632, 21980, 23296, 23660, 25120, 25480, 26533, 27040, 28574, 29120, 30772, 31360, 32656, 33124, 35168, 37856, 38465, 40192, 40768, 40820, 41405, 43264, 43960, 47320, 50240, 50960, 53066, 54080, 57148, 58240, 61544, 62720, 65312, 66248, 70336, 71435, 75712, 76930, 81536, 81640, 82810, 87920, 94640, 100009, 100480, 101920, 106132, 108160, 114296, 116480, 123088, 130624, 132496, 132665, 140672, 142870, 151424, 153860, 163072, 163280, 165620, 175840, 185731, 189280, 200018, 200960, 203840, 212264, 216320, 228592, 246176, 261248, 264992, 265330, 281344, 285740, 302848, 307720, 326560, 331240, 351680, 371462, 378560, 400036, 407680, 424528, 457184, 492352, 500045, 522496, 529984, 530660, 571480, 615440, 653120, 662480, 703360, 742924, 757120, 800072, 815360, 849056, 914368, 928655, 984704, 1000090, 1059968, 1061320, 1142960, 1230880, 1300117, 1306240, 1324960, 1406720, 1485848, 1514240, 1600144, 1698112, 1828736, 1857310, 1969408, 2000180, 2119936, 2122640, 2285920, 2461760, 2600234, 2612480, 2649920, 2971696, 3200288, 3396224, 3657472, 3714620, 4000360, 4245280, 4571840, 4923520, 5200468, 5299840, 5943392, 6400576, 6500585, 6792448, 7429240, 8000720, 8490560, 9143680, 9847040, 10400936, 10599680, 11886784, 12801152, 13001170, 14858480, 16001440, 16981120, 18287360, 20801872, 23773568, 25602304, 26002340, 29716960, 32002880, 33962240, 41603744, 47547136, 52004680, 59433920, 64005760, 83207488, 104009360, 118867840, 128011520, 166414976, 208018720, 237735680, 332829952, 416037440, 832074880, 1664149760]

約数ペア:

[(1, 1664149760), (2, 832074880), (4, 416037440), (5, 332829952), (7, 237735680), (8, 208018720), (10, 166414976), (13, 128011520), (14, 118867840), (16, 104009360), (20, 83207488), (26, 64005760), (28, 59433920), (32, 52004680), (35, 47547136), (40, 41603744), (49, 33962240), (52, 32002880), (56, 29716960), (64, 26002340), (65, 25602304), (70, 23773568), (80, 20801872), (91, 18287360), (98, 16981120), (104, 16001440), (112, 14858480), (128, 13001170), (130, 12801152), (140, 11886784), (157, 10599680), (160, 10400936), (169, 9847040), (182, 9143680), (196, 8490560), (208, 8000720), (224, 7429240), (245, 6792448), (256, 6500585), (260, 6400576), (280, 5943392), (314, 5299840), (320, 5200468), (338, 4923520), (364, 4571840), (392, 4245280), (416, 4000360), (448, 3714620), (455, 3657472), (490, 3396224), (520, 3200288), (560, 2971696), (628, 2649920), (637, 2612480), (640, 2600234), (676, 2461760), (728, 2285920), (784, 2122640), (785, 2119936), (832, 2000180), (845, 1969408), (896, 1857310), (910, 1828736), (980, 1698112), (1040, 1600144), (1099, 1514240), (1120, 1485848), (1183, 1406720), (1256, 1324960), (1274, 1306240), (1280, 1300117), (1352, 1230880), (1456, 1142960), (1568, 1061320), (1570, 1059968), (1664, 1000090), (1690, 984704), (1792, 928655), (1820, 914368), (1960, 849056), (2041, 815360), (2080, 800072), (2198, 757120), (2240, 742924), (2366, 703360), (2512, 662480), (2548, 653120), (2704, 615440), (2912, 571480), (3136, 530660), (3140, 529984), (3185, 522496), (3328, 500045), (3380, 492352), (3640, 457184), (3920, 424528), (4082, 407680), (4160, 400036), (4396, 378560), (4480, 371462), (4732, 351680), (5024, 331240), (5096, 326560), (5408, 307720), (5495, 302848), (5824, 285740), (5915, 281344), (6272, 265330), (6280, 264992), (6370, 261248), (6760, 246176), (7280, 228592), (7693, 216320), (7840, 212264), (8164, 203840), (8281, 200960), (8320, 200018), (8792, 189280), (8960, 185731), (9464, 175840), (10048, 165620), (10192, 163280), (10205, 163072), (10816, 153860), (10990, 151424), (11648, 142870), (11830, 140672), (12544, 132665), (12560, 132496), (12740, 130624), (13520, 123088), (14287, 116480), (14560, 114296), (15386, 108160), (15680, 106132), (16328, 101920), (16562, 100480), (16640, 100009), (17584, 94640), (18928, 87920), (20096, 82810), (20384, 81640), (20410, 81536), (21632, 76930), (21980, 75712), (23296, 71435), (23660, 70336), (25120, 66248), (25480, 65312), (26533, 62720), (27040, 61544), (28574, 58240), (29120, 57148), (30772, 54080), (31360, 53066), (32656, 50960), (33124, 50240), (35168, 47320), (37856, 43960), (38465, 43264), (40192, 41405), (40768, 40820)]