253557540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{557}}^1$

素因数の和:859

約数の個数: 120

約数和(自身を含む): 799683192

約数和(自身を除く): 546125652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 281, 324, 405, 540, 557, 562, 810, 843, 1114, 1124, 1405, 1620, 1671, 1686, 2228, 2529, 2785, 2810, 3342, 3372, 4215, 5013, 5058, 5570, 5620, 6684, 7587, 8355, 8430, 10026, 10116, 11140, 12645, 15039, 15174, 16710, 16860, 20052, 22761, 25065, 25290, 30078, 30348, 33420, 37935, 45117, 45522, 50130, 50580, 60156, 75195, 75870, 90234, 91044, 100260, 113805, 150390, 151740, 156517, 180468, 225585, 227610, 300780, 313034, 451170, 455220, 469551, 626068, 782585, 902340, 939102, 1408653, 1565170, 1878204, 2347755, 2817306, 3130340, 4225959, 4695510, 5634612, 7043265, 8451918, 9391020, 12677877, 14086530, 16903836, 21129795, 25355754, 28173060, 42259590, 50711508, 63389385, 84519180, 126778770, 253557540]

約数ペア:

[(1, 253557540), (2, 126778770), (3, 84519180), (4, 63389385), (5, 50711508), (6, 42259590), (9, 28173060), (10, 25355754), (12, 21129795), (15, 16903836), (18, 14086530), (20, 12677877), (27, 9391020), (30, 8451918), (36, 7043265), (45, 5634612), (54, 4695510), (60, 4225959), (81, 3130340), (90, 2817306), (108, 2347755), (135, 1878204), (162, 1565170), (180, 1408653), (270, 939102), (281, 902340), (324, 782585), (405, 626068), (540, 469551), (557, 455220), (562, 451170), (810, 313034), (843, 300780), (1114, 227610), (1124, 225585), (1405, 180468), (1620, 156517), (1671, 151740), (1686, 150390), (2228, 113805), (2529, 100260), (2785, 91044), (2810, 90234), (3342, 75870), (3372, 75195), (4215, 60156), (5013, 50580), (5058, 50130), (5570, 45522), (5620, 45117), (6684, 37935), (7587, 33420), (8355, 30348), (8430, 30078), (10026, 25290), (10116, 25065), (11140, 22761), (12645, 20052), (15039, 16860), (15174, 16710)]