156679220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 351177120

約数和(自身を除く): 194497900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 115, 118, 230, 236, 251, 295, 460, 502, 529, 590, 1004, 1058, 1180, 1255, 1357, 2116, 2510, 2645, 2714, 5020, 5290, 5428, 5773, 6785, 10580, 11546, 13570, 14809, 23092, 27140, 28865, 29618, 31211, 57730, 59236, 62422, 74045, 115460, 124844, 132779, 148090, 156055, 265558, 296180, 312110, 340607, 531116, 624220, 663895, 681214, 1327790, 1362428, 1703035, 2655580, 3406070, 6812140, 7833961, 15667922, 31335844, 39169805, 78339610, 156679220]

約数ペア:

[(1, 156679220), (2, 78339610), (4, 39169805), (5, 31335844), (10, 15667922), (20, 7833961), (23, 6812140), (46, 3406070), (59, 2655580), (92, 1703035), (115, 1362428), (118, 1327790), (230, 681214), (236, 663895), (251, 624220), (295, 531116), (460, 340607), (502, 312110), (529, 296180), (590, 265558), (1004, 156055), (1058, 148090), (1180, 132779), (1255, 124844), (1357, 115460), (2116, 74045), (2510, 62422), (2645, 59236), (2714, 57730), (5020, 31211), (5290, 29618), (5428, 28865), (5773, 27140), (6785, 23092), (10580, 14809), (11546, 13570)]