27989700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1277

約数の個数: 72

約数和(自身を含む): 82078080

約数和(自身を除く): 54088380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 79, 100, 150, 158, 237, 300, 316, 395, 474, 790, 948, 1181, 1185, 1580, 1975, 2362, 2370, 3543, 3950, 4724, 4740, 5905, 5925, 7086, 7900, 11810, 11850, 14172, 17715, 23620, 23700, 29525, 35430, 59050, 70860, 88575, 93299, 118100, 177150, 186598, 279897, 354300, 373196, 466495, 559794, 932990, 1119588, 1399485, 1865980, 2332475, 2798970, 4664950, 5597940, 6997425, 9329900, 13994850, 27989700]

約数ペア:

[(1, 27989700), (2, 13994850), (3, 9329900), (4, 6997425), (5, 5597940), (6, 4664950), (10, 2798970), (12, 2332475), (15, 1865980), (20, 1399485), (25, 1119588), (30, 932990), (50, 559794), (60, 466495), (75, 373196), (79, 354300), (100, 279897), (150, 186598), (158, 177150), (237, 118100), (300, 93299), (316, 88575), (395, 70860), (474, 59050), (790, 35430), (948, 29525), (1181, 23700), (1185, 23620), (1580, 17715), (1975, 14172), (2362, 11850), (2370, 11810), (3543, 7900), (3950, 7086), (4724, 5925), (4740, 5905)]