89472040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 236390400

約数和(自身を除く): 146918360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 191, 196, 239, 245, 280, 382, 392, 478, 490, 764, 955, 956, 980, 1195, 1337, 1528, 1673, 1910, 1912, 1960, 2390, 2674, 3346, 3820, 4780, 5348, 6685, 6692, 7640, 8365, 9359, 9560, 10696, 11711, 13370, 13384, 16730, 18718, 23422, 26740, 33460, 37436, 45649, 46795, 46844, 53480, 58555, 66920, 74872, 91298, 93590, 93688, 117110, 182596, 187180, 228245, 234220, 319543, 365192, 374360, 456490, 468440, 639086, 912980, 1278172, 1597715, 1825960, 2236801, 2556344, 3195430, 4473602, 6390860, 8947204, 11184005, 12781720, 17894408, 22368010, 44736020, 89472040]

約数ペア:

[(1, 89472040), (2, 44736020), (4, 22368010), (5, 17894408), (7, 12781720), (8, 11184005), (10, 8947204), (14, 6390860), (20, 4473602), (28, 3195430), (35, 2556344), (40, 2236801), (49, 1825960), (56, 1597715), (70, 1278172), (98, 912980), (140, 639086), (191, 468440), (196, 456490), (239, 374360), (245, 365192), (280, 319543), (382, 234220), (392, 228245), (478, 187180), (490, 182596), (764, 117110), (955, 93688), (956, 93590), (980, 91298), (1195, 74872), (1337, 66920), (1528, 58555), (1673, 53480), (1910, 46844), (1912, 46795), (1960, 45649), (2390, 37436), (2674, 33460), (3346, 26740), (3820, 23422), (4780, 18718), (5348, 16730), (6685, 13384), (6692, 13370), (7640, 11711), (8365, 10696), (9359, 9560)]