31031700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{2111}}^1$

素因数の和:2142

約数の個数: 108

約数和(自身を含む): 104493312

約数和(自身を除く): 73461612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 2100, 2111, 2450, 2940, 3675, 4222, 4900, 6333, 7350, 8444, 10555, 12666, 14700, 14777, 21110, 25332, 29554, 31665, 42220, 44331, 52775, 59108, 63330, 73885, 88662, 103439, 105550, 126660, 147770, 158325, 177324, 206878, 211100, 221655, 295540, 310317, 316650, 369425, 413756, 443310, 517195, 620634, 633300, 738850, 886620, 1034390, 1108275, 1241268, 1477700, 1551585, 2068780, 2216550, 2585975, 3103170, 4433100, 5171950, 6206340, 7757925, 10343900, 15515850, 31031700]

約数ペア:

[(1, 31031700), (2, 15515850), (3, 10343900), (4, 7757925), (5, 6206340), (6, 5171950), (7, 4433100), (10, 3103170), (12, 2585975), (14, 2216550), (15, 2068780), (20, 1551585), (21, 1477700), (25, 1241268), (28, 1108275), (30, 1034390), (35, 886620), (42, 738850), (49, 633300), (50, 620634), (60, 517195), (70, 443310), (75, 413756), (84, 369425), (98, 316650), (100, 310317), (105, 295540), (140, 221655), (147, 211100), (150, 206878), (175, 177324), (196, 158325), (210, 147770), (245, 126660), (294, 105550), (300, 103439), (350, 88662), (420, 73885), (490, 63330), (525, 59108), (588, 52775), (700, 44331), (735, 42220), (980, 31665), (1050, 29554), (1225, 25332), (1470, 21110), (2100, 14777), (2111, 14700), (2450, 12666), (2940, 10555), (3675, 8444), (4222, 7350), (4900, 6333)]