161975640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^2$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 501686640

約数和(自身を除く): 339711000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 191, 222, 296, 370, 382, 444, 555, 573, 740, 764, 888, 955, 1110, 1146, 1480, 1528, 1910, 2220, 2292, 2865, 3820, 4440, 4584, 5730, 7067, 7640, 11460, 14134, 21201, 22920, 28268, 35335, 36481, 42402, 56536, 70670, 72962, 84804, 106005, 109443, 141340, 145924, 169608, 182405, 212010, 218886, 282680, 291848, 364810, 424020, 437772, 547215, 729620, 848040, 875544, 1094430, 1349797, 1459240, 2188860, 2699594, 4049391, 4377720, 5399188, 6748985, 8098782, 10798376, 13497970, 16197564, 20246955, 26995940, 32395128, 40493910, 53991880, 80987820, 161975640]

約数ペア:

[(1, 161975640), (2, 80987820), (3, 53991880), (4, 40493910), (5, 32395128), (6, 26995940), (8, 20246955), (10, 16197564), (12, 13497970), (15, 10798376), (20, 8098782), (24, 6748985), (30, 5399188), (37, 4377720), (40, 4049391), (60, 2699594), (74, 2188860), (111, 1459240), (120, 1349797), (148, 1094430), (185, 875544), (191, 848040), (222, 729620), (296, 547215), (370, 437772), (382, 424020), (444, 364810), (555, 291848), (573, 282680), (740, 218886), (764, 212010), (888, 182405), (955, 169608), (1110, 145924), (1146, 141340), (1480, 109443), (1528, 106005), (1910, 84804), (2220, 72962), (2292, 70670), (2865, 56536), (3820, 42402), (4440, 36481), (4584, 35335), (5730, 28268), (7067, 22920), (7640, 21201), (11460, 14134)]