8208180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 25718784

約数和(自身を除く): 17510604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1471, 1860, 2790, 2942, 4413, 5580, 5884, 7355, 8826, 13239, 14710, 17652, 22065, 26478, 29420, 44130, 45601, 52956, 66195, 88260, 91202, 132390, 136803, 182404, 228005, 264780, 273606, 410409, 456010, 547212, 684015, 820818, 912020, 1368030, 1641636, 2052045, 2736060, 4104090, 8208180]

約数ペア:

[(1, 8208180), (2, 4104090), (3, 2736060), (4, 2052045), (5, 1641636), (6, 1368030), (9, 912020), (10, 820818), (12, 684015), (15, 547212), (18, 456010), (20, 410409), (30, 273606), (31, 264780), (36, 228005), (45, 182404), (60, 136803), (62, 132390), (90, 91202), (93, 88260), (124, 66195), (155, 52956), (180, 45601), (186, 44130), (279, 29420), (310, 26478), (372, 22065), (465, 17652), (558, 14710), (620, 13239), (930, 8826), (1116, 7355), (1395, 5884), (1471, 5580), (1860, 4413), (2790, 2942)]