213480450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{181}}^1\times {\mathrm{2621}}^1$

素因数の和:2820

約数の個数: 72

約数和(自身を含む): 576939636

約数和(自身を除く): 363459186

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 181, 225, 362, 450, 543, 905, 1086, 1629, 1810, 2621, 2715, 3258, 4525, 5242, 5430, 7863, 8145, 9050, 13105, 13575, 15726, 16290, 23589, 26210, 27150, 39315, 40725, 47178, 65525, 78630, 81450, 117945, 131050, 196575, 235890, 393150, 474401, 589725, 948802, 1179450, 1423203, 2372005, 2846406, 4269609, 4744010, 7116015, 8539218, 11860025, 14232030, 21348045, 23720050, 35580075, 42696090, 71160150, 106740225, 213480450]

約数ペア:

[(1, 213480450), (2, 106740225), (3, 71160150), (5, 42696090), (6, 35580075), (9, 23720050), (10, 21348045), (15, 14232030), (18, 11860025), (25, 8539218), (30, 7116015), (45, 4744010), (50, 4269609), (75, 2846406), (90, 2372005), (150, 1423203), (181, 1179450), (225, 948802), (362, 589725), (450, 474401), (543, 393150), (905, 235890), (1086, 196575), (1629, 131050), (1810, 117945), (2621, 81450), (2715, 78630), (3258, 65525), (4525, 47178), (5242, 40725), (5430, 39315), (7863, 27150), (8145, 26210), (9050, 23589), (13105, 16290), (13575, 15726)]