72738820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 192326400

約数和(自身を除く): 119587580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 149, 154, 220, 298, 308, 317, 385, 596, 634, 745, 770, 1043, 1268, 1490, 1540, 1585, 1639, 2086, 2219, 2980, 3170, 3278, 3487, 4172, 4438, 5215, 6340, 6556, 6974, 8195, 8876, 10430, 11095, 11473, 13948, 16390, 17435, 20860, 22190, 22946, 24409, 32780, 34870, 44380, 45892, 47233, 48818, 57365, 69740, 94466, 97636, 114730, 122045, 188932, 229460, 236165, 244090, 330631, 472330, 488180, 519563, 661262, 944660, 1039126, 1322524, 1653155, 2078252, 2597815, 3306310, 3636941, 5195630, 6612620, 7273882, 10391260, 14547764, 18184705, 36369410, 72738820]

約数ペア:

[(1, 72738820), (2, 36369410), (4, 18184705), (5, 14547764), (7, 10391260), (10, 7273882), (11, 6612620), (14, 5195630), (20, 3636941), (22, 3306310), (28, 2597815), (35, 2078252), (44, 1653155), (55, 1322524), (70, 1039126), (77, 944660), (110, 661262), (140, 519563), (149, 488180), (154, 472330), (220, 330631), (298, 244090), (308, 236165), (317, 229460), (385, 188932), (596, 122045), (634, 114730), (745, 97636), (770, 94466), (1043, 69740), (1268, 57365), (1490, 48818), (1540, 47233), (1585, 45892), (1639, 44380), (2086, 34870), (2219, 32780), (2980, 24409), (3170, 22946), (3278, 22190), (3487, 20860), (4172, 17435), (4438, 16390), (5215, 13948), (6340, 11473), (6556, 11095), (6974, 10430), (8195, 8876)]