189106020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{1031}}^1$

素因数の和:2065

約数の個数: 72

約数和(自身を含む): 574741440

約数和(自身を除く): 385635420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1019, 1031, 2038, 2062, 3057, 3093, 4076, 4124, 5095, 5155, 6114, 6186, 9171, 9279, 10190, 10310, 12228, 12372, 15285, 15465, 18342, 18558, 20380, 20620, 30570, 30930, 36684, 37116, 45855, 46395, 61140, 61860, 91710, 92790, 183420, 185580, 1050589, 2101178, 3151767, 4202356, 5252945, 6303534, 9455301, 10505890, 12607068, 15758835, 18910602, 21011780, 31517670, 37821204, 47276505, 63035340, 94553010, 189106020]

約数ペア:

[(1, 189106020), (2, 94553010), (3, 63035340), (4, 47276505), (5, 37821204), (6, 31517670), (9, 21011780), (10, 18910602), (12, 15758835), (15, 12607068), (18, 10505890), (20, 9455301), (30, 6303534), (36, 5252945), (45, 4202356), (60, 3151767), (90, 2101178), (180, 1050589), (1019, 185580), (1031, 183420), (2038, 92790), (2062, 91710), (3057, 61860), (3093, 61140), (4076, 46395), (4124, 45855), (5095, 37116), (5155, 36684), (6114, 30930), (6186, 30570), (9171, 20620), (9279, 20380), (10190, 18558), (10310, 18342), (12228, 15465), (12372, 15285)]