2220545520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{7691}}^1$

素因数の和:8111

約数の個数: 120

約数和(自身を含む): 7476900912

約数和(自身を除く): 5256355392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 401, 720, 802, 1203, 1604, 2005, 2406, 3208, 3609, 4010, 4812, 6015, 6416, 7218, 7691, 8020, 9624, 12030, 14436, 15382, 16040, 18045, 19248, 23073, 24060, 28872, 30764, 32080, 36090, 38455, 46146, 48120, 57744, 61528, 69219, 72180, 76910, 92292, 96240, 115365, 123056, 138438, 144360, 153820, 184584, 230730, 276876, 288720, 307640, 346095, 369168, 461460, 553752, 615280, 692190, 922920, 1107504, 1384380, 1845840, 2768760, 3084091, 5537520, 6168182, 9252273, 12336364, 15420455, 18504546, 24672728, 27756819, 30840910, 37009092, 46261365, 49345456, 55513638, 61681820, 74018184, 92522730, 111027276, 123363640, 138784095, 148036368, 185045460, 222054552, 246727280, 277568190, 370090920, 444109104, 555136380, 740181840, 1110272760, 2220545520]

約数ペア:

[(1, 2220545520), (2, 1110272760), (3, 740181840), (4, 555136380), (5, 444109104), (6, 370090920), (8, 277568190), (9, 246727280), (10, 222054552), (12, 185045460), (15, 148036368), (16, 138784095), (18, 123363640), (20, 111027276), (24, 92522730), (30, 74018184), (36, 61681820), (40, 55513638), (45, 49345456), (48, 46261365), (60, 37009092), (72, 30840910), (80, 27756819), (90, 24672728), (120, 18504546), (144, 15420455), (180, 12336364), (240, 9252273), (360, 6168182), (401, 5537520), (720, 3084091), (802, 2768760), (1203, 1845840), (1604, 1384380), (2005, 1107504), (2406, 922920), (3208, 692190), (3609, 615280), (4010, 553752), (4812, 461460), (6015, 369168), (6416, 346095), (7218, 307640), (7691, 288720), (8020, 276876), (9624, 230730), (12030, 184584), (14436, 153820), (15382, 144360), (16040, 138438), (18045, 123056), (19248, 115365), (23073, 96240), (24060, 92292), (28872, 76910), (30764, 72180), (32080, 69219), (36090, 61528), (38455, 57744), (46146, 48120)]