71312820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4973}}^1$

素因数の和:5224

約数の個数: 48

約数和(自身を含む): 200551680

約数和(自身を除く): 129238860

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, 4973, 7170, 9946, 14340, 14919, 19892, 24865, 29838, 49730, 59676, 74595, 99460, 149190, 298380, 1188547, 2377094, 3565641, 4754188, 5942735, 7131282, 11885470, 14262564, 17828205, 23770940, 35656410, 71312820]

約数ペア:

[(1, 71312820), (2, 35656410), (3, 23770940), (4, 17828205), (5, 14262564), (6, 11885470), (10, 7131282), (12, 5942735), (15, 4754188), (20, 3565641), (30, 2377094), (60, 1188547), (239, 298380), (478, 149190), (717, 99460), (956, 74595), (1195, 59676), (1434, 49730), (2390, 29838), (2868, 24865), (3585, 19892), (4780, 14919), (4973, 14340), (7170, 9946)]