72428776

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{433}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 162489600

約数和(自身を除く): 90060824

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 103, 116, 203, 206, 232, 406, 412, 433, 721, 812, 824, 866, 1442, 1624, 1732, 2884, 2987, 3031, 3464, 5768, 5974, 6062, 11948, 12124, 12557, 20909, 23896, 24248, 25114, 41818, 44599, 50228, 83636, 87899, 89198, 100456, 167272, 175798, 178396, 312193, 351596, 356792, 624386, 703192, 1248772, 1293371, 2497544, 2586742, 5173484, 9053597, 10346968, 18107194, 36214388, 72428776]

約数ペア:

[(1, 72428776), (2, 36214388), (4, 18107194), (7, 10346968), (8, 9053597), (14, 5173484), (28, 2586742), (29, 2497544), (56, 1293371), (58, 1248772), (103, 703192), (116, 624386), (203, 356792), (206, 351596), (232, 312193), (406, 178396), (412, 175798), (433, 167272), (721, 100456), (812, 89198), (824, 87899), (866, 83636), (1442, 50228), (1624, 44599), (1732, 41818), (2884, 25114), (2987, 24248), (3031, 23896), (3464, 20909), (5768, 12557), (5974, 12124), (6062, 11948)]