191370440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{983}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 447759360

約数和(自身を除く): 256388920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 157, 248, 310, 314, 620, 628, 785, 983, 1240, 1256, 1570, 1966, 3140, 3932, 4867, 4915, 6280, 7864, 9734, 9830, 19468, 19660, 24335, 30473, 38936, 39320, 48670, 60946, 97340, 121892, 152365, 154331, 194680, 243784, 304730, 308662, 609460, 617324, 771655, 1218920, 1234648, 1543310, 3086620, 4784261, 6173240, 9568522, 19137044, 23921305, 38274088, 47842610, 95685220, 191370440]

約数ペア:

[(1, 191370440), (2, 95685220), (4, 47842610), (5, 38274088), (8, 23921305), (10, 19137044), (20, 9568522), (31, 6173240), (40, 4784261), (62, 3086620), (124, 1543310), (155, 1234648), (157, 1218920), (248, 771655), (310, 617324), (314, 609460), (620, 308662), (628, 304730), (785, 243784), (983, 194680), (1240, 154331), (1256, 152365), (1570, 121892), (1966, 97340), (3140, 60946), (3932, 48670), (4867, 39320), (4915, 38936), (6280, 30473), (7864, 24335), (9734, 19660), (9830, 19468)]