71581680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2687}}^1$

素因数の和:2743

約数の個数: 120

約数和(自身を含む): 246984192

約数和(自身を除く): 175402512

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, 2687, 2960, 3330, 4440, 5328, 5374, 6660, 8061, 8880, 10748, 13320, 13435, 16122, 21496, 24183, 26640, 26870, 32244, 40305, 42992, 48366, 53740, 64488, 80610, 96732, 99419, 107480, 120915, 128976, 161220, 193464, 198838, 214960, 241830, 298257, 322440, 386928, 397676, 483660, 497095, 596514, 644880, 795352, 894771, 967320, 994190, 1193028, 1491285, 1590704, 1789542, 1934640, 1988380, 2386056, 2982570, 3579084, 3976760, 4473855, 4772112, 5965140, 7158168, 7953520, 8947710, 11930280, 14316336, 17895420, 23860560, 35790840, 71581680]

約数ペア:

[(1, 71581680), (2, 35790840), (3, 23860560), (4, 17895420), (5, 14316336), (6, 11930280), (8, 8947710), (9, 7953520), (10, 7158168), (12, 5965140), (15, 4772112), (16, 4473855), (18, 3976760), (20, 3579084), (24, 2982570), (30, 2386056), (36, 1988380), (37, 1934640), (40, 1789542), (45, 1590704), (48, 1491285), (60, 1193028), (72, 994190), (74, 967320), (80, 894771), (90, 795352), (111, 644880), (120, 596514), (144, 497095), (148, 483660), (180, 397676), (185, 386928), (222, 322440), (240, 298257), (296, 241830), (333, 214960), (360, 198838), (370, 193464), (444, 161220), (555, 128976), (592, 120915), (666, 107480), (720, 99419), (740, 96732), (888, 80610), (1110, 64488), (1332, 53740), (1480, 48366), (1665, 42992), (1776, 40305), (2220, 32244), (2664, 26870), (2687, 26640), (2960, 24183), (3330, 21496), (4440, 16122), (5328, 13435), (5374, 13320), (6660, 10748), (8061, 8880)]