31927320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:825

約数の個数: 96

約数和(自身を含む): 104710320

約数和(自身を除く): 72783000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 262, 360, 393, 524, 655, 677, 786, 1048, 1179, 1310, 1354, 1572, 1965, 2031, 2358, 2620, 2708, 3144, 3385, 3930, 4062, 4716, 5240, 5416, 5895, 6093, 6770, 7860, 8124, 9432, 10155, 11790, 12186, 13540, 15720, 16248, 20310, 23580, 24372, 27080, 30465, 40620, 47160, 48744, 60930, 81240, 88687, 121860, 177374, 243720, 266061, 354748, 443435, 532122, 709496, 798183, 886870, 1064244, 1330305, 1596366, 1773740, 2128488, 2660610, 3192732, 3547480, 3990915, 5321220, 6385464, 7981830, 10642440, 15963660, 31927320]

約数ペア:

[(1, 31927320), (2, 15963660), (3, 10642440), (4, 7981830), (5, 6385464), (6, 5321220), (8, 3990915), (9, 3547480), (10, 3192732), (12, 2660610), (15, 2128488), (18, 1773740), (20, 1596366), (24, 1330305), (30, 1064244), (36, 886870), (40, 798183), (45, 709496), (60, 532122), (72, 443435), (90, 354748), (120, 266061), (131, 243720), (180, 177374), (262, 121860), (360, 88687), (393, 81240), (524, 60930), (655, 48744), (677, 47160), (786, 40620), (1048, 30465), (1179, 27080), (1310, 24372), (1354, 23580), (1572, 20310), (1965, 16248), (2031, 15720), (2358, 13540), (2620, 12186), (2708, 11790), (3144, 10155), (3385, 9432), (3930, 8124), (4062, 7860), (4716, 6770), (5240, 6093), (5416, 5895)]