22705020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 76806912

約数和(自身を除く): 54101892

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, 313, 372, 390, 403, 465, 468, 558, 585, 620, 626, 780, 806, 930, 939, 1116, 1170, 1209, 1252, 1395, 1565, 1612, 1860, 1878, 2015, 2340, 2418, 2790, 2817, 3130, 3627, 3756, 4030, 4069, 4695, 4836, 5580, 5634, 6045, 6260, 7254, 8060, 8138, 9390, 9703, 11268, 12090, 12207, 14085, 14508, 16276, 18135, 18780, 19406, 20345, 24180, 24414, 28170, 29109, 36270, 36621, 38812, 40690, 48515, 48828, 56340, 58218, 61035, 72540, 73242, 81380, 87327, 97030, 116436, 122070, 126139, 145545, 146484, 174654, 183105, 194060, 244140, 252278, 291090, 349308, 366210, 378417, 436635, 504556, 582180, 630695, 732420, 756834, 873270, 1135251, 1261390, 1513668, 1746540, 1892085, 2270502, 2522780, 3784170, 4541004, 5676255, 7568340, 11352510, 22705020]

約数ペア:

[(1, 22705020), (2, 11352510), (3, 7568340), (4, 5676255), (5, 4541004), (6, 3784170), (9, 2522780), (10, 2270502), (12, 1892085), (13, 1746540), (15, 1513668), (18, 1261390), (20, 1135251), (26, 873270), (30, 756834), (31, 732420), (36, 630695), (39, 582180), (45, 504556), (52, 436635), (60, 378417), (62, 366210), (65, 349308), (78, 291090), (90, 252278), (93, 244140), (117, 194060), (124, 183105), (130, 174654), (155, 146484), (156, 145545), (180, 126139), (186, 122070), (195, 116436), (234, 97030), (260, 87327), (279, 81380), (310, 73242), (313, 72540), (372, 61035), (390, 58218), (403, 56340), (465, 48828), (468, 48515), (558, 40690), (585, 38812), (620, 36621), (626, 36270), (780, 29109), (806, 28170), (930, 24414), (939, 24180), (1116, 20345), (1170, 19406), (1209, 18780), (1252, 18135), (1395, 16276), (1565, 14508), (1612, 14085), (1860, 12207), (1878, 12090), (2015, 11268), (2340, 9703), (2418, 9390), (2790, 8138), (2817, 8060), (3130, 7254), (3627, 6260), (3756, 6045), (4030, 5634), (4069, 5580), (4695, 4836)]