77952720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{857}}^1$

素因数の和:1252

約数の個数: 80

約数和(自身を含む): 242573760

約数和(自身を除く): 164621040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 379, 758, 857, 1137, 1516, 1714, 1895, 2274, 2571, 3032, 3428, 3790, 4285, 4548, 5142, 5685, 6064, 6856, 7580, 8570, 9096, 10284, 11370, 12855, 13712, 15160, 17140, 18192, 20568, 22740, 25710, 30320, 34280, 41136, 45480, 51420, 68560, 90960, 102840, 205680, 324803, 649606, 974409, 1299212, 1624015, 1948818, 2598424, 3248030, 3897636, 4872045, 5196848, 6496060, 7795272, 9744090, 12992120, 15590544, 19488180, 25984240, 38976360, 77952720]

約数ペア:

[(1, 77952720), (2, 38976360), (3, 25984240), (4, 19488180), (5, 15590544), (6, 12992120), (8, 9744090), (10, 7795272), (12, 6496060), (15, 5196848), (16, 4872045), (20, 3897636), (24, 3248030), (30, 2598424), (40, 1948818), (48, 1624015), (60, 1299212), (80, 974409), (120, 649606), (240, 324803), (379, 205680), (758, 102840), (857, 90960), (1137, 68560), (1516, 51420), (1714, 45480), (1895, 41136), (2274, 34280), (2571, 30320), (3032, 25710), (3428, 22740), (3790, 20568), (4285, 18192), (4548, 17140), (5142, 15160), (5685, 13712), (6064, 12855), (6856, 11370), (7580, 10284), (8570, 9096)]