31845060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 107627520

約数和(自身を除く): 75782460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 439, 465, 468, 558, 585, 620, 780, 806, 878, 930, 1116, 1170, 1209, 1317, 1395, 1612, 1756, 1860, 2015, 2195, 2340, 2418, 2634, 2790, 3627, 3951, 4030, 4390, 4836, 5268, 5580, 5707, 6045, 6585, 7254, 7902, 8060, 8780, 11414, 12090, 13170, 13609, 14508, 15804, 17121, 18135, 19755, 22828, 24180, 26340, 27218, 28535, 34242, 36270, 39510, 40827, 51363, 54436, 57070, 68045, 68484, 72540, 79020, 81654, 85605, 102726, 114140, 122481, 136090, 163308, 171210, 176917, 204135, 205452, 244962, 256815, 272180, 342420, 353834, 408270, 489924, 513630, 530751, 612405, 707668, 816540, 884585, 1027260, 1061502, 1224810, 1592253, 1769170, 2123004, 2449620, 2653755, 3184506, 3538340, 5307510, 6369012, 7961265, 10615020, 15922530, 31845060]

約数ペア:

[(1, 31845060), (2, 15922530), (3, 10615020), (4, 7961265), (5, 6369012), (6, 5307510), (9, 3538340), (10, 3184506), (12, 2653755), (13, 2449620), (15, 2123004), (18, 1769170), (20, 1592253), (26, 1224810), (30, 1061502), (31, 1027260), (36, 884585), (39, 816540), (45, 707668), (52, 612405), (60, 530751), (62, 513630), (65, 489924), (78, 408270), (90, 353834), (93, 342420), (117, 272180), (124, 256815), (130, 244962), (155, 205452), (156, 204135), (180, 176917), (186, 171210), (195, 163308), (234, 136090), (260, 122481), (279, 114140), (310, 102726), (372, 85605), (390, 81654), (403, 79020), (439, 72540), (465, 68484), (468, 68045), (558, 57070), (585, 54436), (620, 51363), (780, 40827), (806, 39510), (878, 36270), (930, 34242), (1116, 28535), (1170, 27218), (1209, 26340), (1317, 24180), (1395, 22828), (1612, 19755), (1756, 18135), (1860, 17121), (2015, 15804), (2195, 14508), (2340, 13609), (2418, 13170), (2634, 12090), (2790, 11414), (3627, 8780), (3951, 8060), (4030, 7902), (4390, 7254), (4836, 6585), (5268, 6045), (5580, 5707)]