252741760

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12739}}^1$

素因数の和:12789

約数の個数: 64

約数和(自身を含む): 623750400

約数和(自身を除く): 371008640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 12739, 19840, 25478, 50956, 63695, 101912, 127390, 203824, 254780, 394909, 407648, 509560, 789818, 815296, 1019120, 1579636, 1630592, 1974545, 2038240, 3159272, 3949090, 4076480, 6318544, 7898180, 8152960, 12637088, 15796360, 25274176, 31592720, 50548352, 63185440, 126370880, 252741760]

約数ペア:

[(1, 252741760), (2, 126370880), (4, 63185440), (5, 50548352), (8, 31592720), (10, 25274176), (16, 15796360), (20, 12637088), (31, 8152960), (32, 7898180), (40, 6318544), (62, 4076480), (64, 3949090), (80, 3159272), (124, 2038240), (128, 1974545), (155, 1630592), (160, 1579636), (248, 1019120), (310, 815296), (320, 789818), (496, 509560), (620, 407648), (640, 394909), (992, 254780), (1240, 203824), (1984, 127390), (2480, 101912), (3968, 63695), (4960, 50956), (9920, 25478), (12739, 19840)]