161654820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{11273}}^1$

素因数の和:11524

約数の個数: 48

約数和(自身を含む): 454567680

約数和(自身を除く): 292912860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 478, 717, 956, 1195, 1434, 2390, 2868, 3585, 4780, 7170, 11273, 14340, 22546, 33819, 45092, 56365, 67638, 112730, 135276, 169095, 225460, 338190, 676380, 2694247, 5388494, 8082741, 10776988, 13471235, 16165482, 26942470, 32330964, 40413705, 53884940, 80827410, 161654820]

約数ペア:

[(1, 161654820), (2, 80827410), (3, 53884940), (4, 40413705), (5, 32330964), (6, 26942470), (10, 16165482), (12, 13471235), (15, 10776988), (20, 8082741), (30, 5388494), (60, 2694247), (239, 676380), (478, 338190), (717, 225460), (956, 169095), (1195, 135276), (1434, 112730), (2390, 67638), (2868, 56365), (3585, 45092), (4780, 33819), (7170, 22546), (11273, 14340)]