142199720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1811}}^1$

素因数の和:1986

約数の個数: 64

約数和(自身を含む): 347034240

約数和(自身を除く): 204834520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 151, 260, 302, 520, 604, 755, 1208, 1510, 1811, 1963, 3020, 3622, 3926, 6040, 7244, 7852, 9055, 9815, 14488, 15704, 18110, 19630, 23543, 36220, 39260, 47086, 72440, 78520, 94172, 117715, 188344, 235430, 273461, 470860, 546922, 941720, 1093844, 1367305, 2187688, 2734610, 3554993, 5469220, 7109986, 10938440, 14219972, 17774965, 28439944, 35549930, 71099860, 142199720]

約数ペア:

[(1, 142199720), (2, 71099860), (4, 35549930), (5, 28439944), (8, 17774965), (10, 14219972), (13, 10938440), (20, 7109986), (26, 5469220), (40, 3554993), (52, 2734610), (65, 2187688), (104, 1367305), (130, 1093844), (151, 941720), (260, 546922), (302, 470860), (520, 273461), (604, 235430), (755, 188344), (1208, 117715), (1510, 94172), (1811, 78520), (1963, 72440), (3020, 47086), (3622, 39260), (3926, 36220), (6040, 23543), (7244, 19630), (7852, 18110), (9055, 15704), (9815, 14488)]