253460940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{30391}}^1$

素因数の和:30542

約数の個数: 48

約数和(自身を含む): 714819840

約数和(自身を除く): 461358900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 30391, 60782, 91173, 121564, 151955, 182346, 303910, 364692, 455865, 607820, 911730, 1823460, 4224349, 8448698, 12673047, 16897396, 21121745, 25346094, 42243490, 50692188, 63365235, 84486980, 126730470, 253460940]

約数ペア:

[(1, 253460940), (2, 126730470), (3, 84486980), (4, 63365235), (5, 50692188), (6, 42243490), (10, 25346094), (12, 21121745), (15, 16897396), (20, 12673047), (30, 8448698), (60, 4224349), (139, 1823460), (278, 911730), (417, 607820), (556, 455865), (695, 364692), (834, 303910), (1390, 182346), (1668, 151955), (2085, 121564), (2780, 91173), (4170, 60782), (8340, 30391)]