157671580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 379975680

約数和(自身を除く): 222304100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 61, 62, 110, 122, 124, 155, 220, 244, 305, 310, 341, 379, 610, 620, 671, 682, 758, 1220, 1342, 1364, 1516, 1705, 1891, 1895, 2684, 3355, 3410, 3782, 3790, 4169, 6710, 6820, 7564, 7580, 8338, 9455, 11749, 13420, 16676, 18910, 20801, 20845, 23119, 23498, 37820, 41602, 41690, 46238, 46996, 58745, 83204, 83380, 92476, 104005, 115595, 117490, 129239, 208010, 231190, 234980, 254309, 258478, 416020, 462380, 508618, 516956, 646195, 716689, 1017236, 1271545, 1292390, 1433378, 2543090, 2584780, 2866756, 3583445, 5086180, 7166890, 7883579, 14333780, 15767158, 31534316, 39417895, 78835790, 157671580]

約数ペア:

[(1, 157671580), (2, 78835790), (4, 39417895), (5, 31534316), (10, 15767158), (11, 14333780), (20, 7883579), (22, 7166890), (31, 5086180), (44, 3583445), (55, 2866756), (61, 2584780), (62, 2543090), (110, 1433378), (122, 1292390), (124, 1271545), (155, 1017236), (220, 716689), (244, 646195), (305, 516956), (310, 508618), (341, 462380), (379, 416020), (610, 258478), (620, 254309), (671, 234980), (682, 231190), (758, 208010), (1220, 129239), (1342, 117490), (1364, 115595), (1516, 104005), (1705, 92476), (1891, 83380), (1895, 83204), (2684, 58745), (3355, 46996), (3410, 46238), (3782, 41690), (3790, 41602), (4169, 37820), (6710, 23498), (6820, 23119), (7564, 20845), (7580, 20801), (8338, 18910), (9455, 16676), (11749, 13420)]