31442320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:657

約数の個数: 120

約数和(自身を含む): 91728504

約数和(自身を除く): 60286184

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 617, 637, 728, 784, 910, 980, 1040, 1234, 1274, 1456, 1820, 1960, 2468, 2548, 3085, 3185, 3640, 3920, 4319, 4936, 5096, 6170, 6370, 7280, 8021, 8638, 9872, 10192, 12340, 12740, 16042, 17276, 21595, 24680, 25480, 30233, 32084, 34552, 40105, 43190, 49360, 50960, 56147, 60466, 64168, 69104, 80210, 86380, 112294, 120932, 128336, 151165, 160420, 172760, 224588, 241864, 280735, 302330, 320840, 345520, 393029, 449176, 483728, 561470, 604660, 641680, 786058, 898352, 1122940, 1209320, 1572116, 1965145, 2245880, 2418640, 3144232, 3930290, 4491760, 6288464, 7860580, 15721160, 31442320]

約数ペア:

[(1, 31442320), (2, 15721160), (4, 7860580), (5, 6288464), (7, 4491760), (8, 3930290), (10, 3144232), (13, 2418640), (14, 2245880), (16, 1965145), (20, 1572116), (26, 1209320), (28, 1122940), (35, 898352), (40, 786058), (49, 641680), (52, 604660), (56, 561470), (65, 483728), (70, 449176), (80, 393029), (91, 345520), (98, 320840), (104, 302330), (112, 280735), (130, 241864), (140, 224588), (182, 172760), (196, 160420), (208, 151165), (245, 128336), (260, 120932), (280, 112294), (364, 86380), (392, 80210), (455, 69104), (490, 64168), (520, 60466), (560, 56147), (617, 50960), (637, 49360), (728, 43190), (784, 40105), (910, 34552), (980, 32084), (1040, 30233), (1234, 25480), (1274, 24680), (1456, 21595), (1820, 17276), (1960, 16042), (2468, 12740), (2548, 12340), (3085, 10192), (3185, 9872), (3640, 8638), (3920, 8021), (4319, 7280), (4936, 6370), (5096, 6170)]