1645162560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18427}}^1$

素因数の和:18481

約数の個数: 168

約数和(自身を含む): 5841528576

約数和(自身を除く): 4196366016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1984, 2232, 2480, 2790, 2880, 2976, 3720, 4464, 4960, 5580, 5952, 7440, 8928, 9920, 11160, 14880, 17856, 18427, 22320, 29760, 36854, 44640, 55281, 73708, 89280, 92135, 110562, 147416, 165843, 184270, 221124, 276405, 294832, 331686, 368540, 442248, 552810, 571237, 589664, 663372, 737080, 829215, 884496, 1105620, 1142474, 1179328, 1326744, 1474160, 1658430, 1713711, 1768992, 2211240, 2284948, 2653488, 2856185, 2948320, 3316860, 3427422, 3537984, 4422480, 4569896, 5141133, 5306976, 5712370, 5896640, 6633720, 6854844, 8568555, 8844960, 9139792, 10282266, 10613952, 11424740, 13267440, 13709688, 17137110, 17689920, 18279584, 20564532, 22849480, 25705665, 26534880, 27419376, 34274220, 36559168, 41129064, 45698960, 51411330, 53069760, 54838752, 68548440, 82258128, 91397920, 102822660, 109677504, 137096880, 164516256, 182795840, 205645320, 274193760, 329032512, 411290640, 548387520, 822581280, 1645162560]

約数ペア:

[(1, 1645162560), (2, 822581280), (3, 548387520), (4, 411290640), (5, 329032512), (6, 274193760), (8, 205645320), (9, 182795840), (10, 164516256), (12, 137096880), (15, 109677504), (16, 102822660), (18, 91397920), (20, 82258128), (24, 68548440), (30, 54838752), (31, 53069760), (32, 51411330), (36, 45698960), (40, 41129064), (45, 36559168), (48, 34274220), (60, 27419376), (62, 26534880), (64, 25705665), (72, 22849480), (80, 20564532), (90, 18279584), (93, 17689920), (96, 17137110), (120, 13709688), (124, 13267440), (144, 11424740), (155, 10613952), (160, 10282266), (180, 9139792), (186, 8844960), (192, 8568555), (240, 6854844), (248, 6633720), (279, 5896640), (288, 5712370), (310, 5306976), (320, 5141133), (360, 4569896), (372, 4422480), (465, 3537984), (480, 3427422), (496, 3316860), (558, 2948320), (576, 2856185), (620, 2653488), (720, 2284948), (744, 2211240), (930, 1768992), (960, 1713711), (992, 1658430), (1116, 1474160), (1240, 1326744), (1395, 1179328), (1440, 1142474), (1488, 1105620), (1860, 884496), (1984, 829215), (2232, 737080), (2480, 663372), (2790, 589664), (2880, 571237), (2976, 552810), (3720, 442248), (4464, 368540), (4960, 331686), (5580, 294832), (5952, 276405), (7440, 221124), (8928, 184270), (9920, 165843), (11160, 147416), (14880, 110562), (17856, 92135), (18427, 89280), (22320, 73708), (29760, 55281), (36854, 44640)]