181619080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{983}}^1$

素因数の和:1174

約数の個数: 64

約数和(自身を含む): 425088000

約数和(自身を除く): 243468920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 149, 155, 248, 298, 310, 596, 620, 745, 983, 1192, 1240, 1490, 1966, 2980, 3932, 4619, 4915, 5960, 7864, 9238, 9830, 18476, 19660, 23095, 30473, 36952, 39320, 46190, 60946, 92380, 121892, 146467, 152365, 184760, 243784, 292934, 304730, 585868, 609460, 732335, 1171736, 1218920, 1464670, 2929340, 4540477, 5858680, 9080954, 18161908, 22702385, 36323816, 45404770, 90809540, 181619080]

約数ペア:

[(1, 181619080), (2, 90809540), (4, 45404770), (5, 36323816), (8, 22702385), (10, 18161908), (20, 9080954), (31, 5858680), (40, 4540477), (62, 2929340), (124, 1464670), (149, 1218920), (155, 1171736), (248, 732335), (298, 609460), (310, 585868), (596, 304730), (620, 292934), (745, 243784), (983, 184760), (1192, 152365), (1240, 146467), (1490, 121892), (1966, 92380), (2980, 60946), (3932, 46190), (4619, 39320), (4915, 36952), (5960, 30473), (7864, 23095), (9238, 19660), (9830, 18476)]