204781680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7687}}^1$

素因数の和:7743

約数の個数: 120

約数和(自身を含む): 706404192

約数和(自身を除く): 501622512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1110, 1332, 1480, 1665, 1776, 2220, 2664, 2960, 3330, 4440, 5328, 6660, 7687, 8880, 13320, 15374, 23061, 26640, 30748, 38435, 46122, 61496, 69183, 76870, 92244, 115305, 122992, 138366, 153740, 184488, 230610, 276732, 284419, 307480, 345915, 368976, 461220, 553464, 568838, 614960, 691830, 853257, 922440, 1106928, 1137676, 1383660, 1422095, 1706514, 1844880, 2275352, 2559771, 2767320, 2844190, 3413028, 4266285, 4550704, 5119542, 5534640, 5688380, 6826056, 8532570, 10239084, 11376760, 12798855, 13652112, 17065140, 20478168, 22753520, 25597710, 34130280, 40956336, 51195420, 68260560, 102390840, 204781680]

約数ペア:

[(1, 204781680), (2, 102390840), (3, 68260560), (4, 51195420), (5, 40956336), (6, 34130280), (8, 25597710), (9, 22753520), (10, 20478168), (12, 17065140), (15, 13652112), (16, 12798855), (18, 11376760), (20, 10239084), (24, 8532570), (30, 6826056), (36, 5688380), (37, 5534640), (40, 5119542), (45, 4550704), (48, 4266285), (60, 3413028), (72, 2844190), (74, 2767320), (80, 2559771), (90, 2275352), (111, 1844880), (120, 1706514), (144, 1422095), (148, 1383660), (180, 1137676), (185, 1106928), (222, 922440), (240, 853257), (296, 691830), (333, 614960), (360, 568838), (370, 553464), (444, 461220), (555, 368976), (592, 345915), (666, 307480), (720, 284419), (740, 276732), (888, 230610), (1110, 184488), (1332, 153740), (1480, 138366), (1665, 122992), (1776, 115305), (2220, 92244), (2664, 76870), (2960, 69183), (3330, 61496), (4440, 46122), (5328, 38435), (6660, 30748), (7687, 26640), (8880, 23061), (13320, 15374)]