822581280

素因数分解:

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

素因数の和:18479

約数の個数: 144

約数和(自身を含む): 2897766144

約数和(自身を除く): 2075184864

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, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 18427, 22320, 36854, 44640, 55281, 73708, 92135, 110562, 147416, 165843, 184270, 221124, 276405, 294832, 331686, 368540, 442248, 552810, 571237, 589664, 663372, 737080, 829215, 884496, 1105620, 1142474, 1326744, 1474160, 1658430, 1713711, 1768992, 2211240, 2284948, 2653488, 2856185, 2948320, 3316860, 3427422, 4422480, 4569896, 5141133, 5306976, 5712370, 6633720, 6854844, 8568555, 8844960, 9139792, 10282266, 11424740, 13267440, 13709688, 17137110, 18279584, 20564532, 22849480, 25705665, 26534880, 27419376, 34274220, 41129064, 45698960, 51411330, 54838752, 68548440, 82258128, 91397920, 102822660, 137096880, 164516256, 205645320, 274193760, 411290640, 822581280]

約数ペア:

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