31418280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{9697}}^1$

素因数の和:9720

約数の個数: 80

約数和(自身を含む): 105611220

約数和(自身を除く): 74192940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 9697, 19394, 29091, 38788, 48485, 58182, 77576, 87273, 96970, 116364, 145455, 174546, 193940, 232728, 261819, 290910, 349092, 387880, 436365, 523638, 581820, 698184, 785457, 872730, 1047276, 1163640, 1309095, 1570914, 1745460, 2094552, 2618190, 3141828, 3490920, 3927285, 5236380, 6283656, 7854570, 10472760, 15709140, 31418280]

約数ペア:

[(1, 31418280), (2, 15709140), (3, 10472760), (4, 7854570), (5, 6283656), (6, 5236380), (8, 3927285), (9, 3490920), (10, 3141828), (12, 2618190), (15, 2094552), (18, 1745460), (20, 1570914), (24, 1309095), (27, 1163640), (30, 1047276), (36, 872730), (40, 785457), (45, 698184), (54, 581820), (60, 523638), (72, 436365), (81, 387880), (90, 349092), (108, 290910), (120, 261819), (135, 232728), (162, 193940), (180, 174546), (216, 145455), (270, 116364), (324, 96970), (360, 87273), (405, 77576), (540, 58182), (648, 48485), (810, 38788), (1080, 29091), (1620, 19394), (3240, 9697)]