2055907980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{181297}}^1$

素因数の和:181325

約数の個数: 120

約数和(自身を含む): 7370851488

約数和(自身を除く): 5314943508

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 181297, 362594, 543891, 725188, 906485, 1087782, 1269079, 1631673, 1812970, 2175564, 2538158, 2719455, 3263346, 3625940, 3807237, 4895019, 5076316, 5438910, 6345395, 6526692, 7614474, 8158365, 9790038, 10877820, 11421711, 12690790, 14685057, 15228948, 16316730, 19036185, 19580076, 22843422, 24475095, 25381580, 29370114, 32633460, 34265133, 38072370, 45686844, 48950190, 57108555, 58740228, 68530266, 73425285, 76144740, 97900380, 102795399, 114217110, 137060532, 146850570, 171325665, 205590798, 228434220, 293701140, 342651330, 411181596, 513976995, 685302660, 1027953990, 2055907980]

約数ペア:

[(1, 2055907980), (2, 1027953990), (3, 685302660), (4, 513976995), (5, 411181596), (6, 342651330), (7, 293701140), (9, 228434220), (10, 205590798), (12, 171325665), (14, 146850570), (15, 137060532), (18, 114217110), (20, 102795399), (21, 97900380), (27, 76144740), (28, 73425285), (30, 68530266), (35, 58740228), (36, 57108555), (42, 48950190), (45, 45686844), (54, 38072370), (60, 34265133), (63, 32633460), (70, 29370114), (81, 25381580), (84, 24475095), (90, 22843422), (105, 19580076), (108, 19036185), (126, 16316730), (135, 15228948), (140, 14685057), (162, 12690790), (180, 11421711), (189, 10877820), (210, 9790038), (252, 8158365), (270, 7614474), (315, 6526692), (324, 6345395), (378, 5438910), (405, 5076316), (420, 4895019), (540, 3807237), (567, 3625940), (630, 3263346), (756, 2719455), (810, 2538158), (945, 2175564), (1134, 1812970), (1260, 1631673), (1620, 1269079), (1890, 1087782), (2268, 906485), (2835, 725188), (3780, 543891), (5670, 362594), (11340, 181297)]