31421040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:399

約数の個数: 160

約数和(自身を含む): 113564160

約数和(自身を除く): 82143120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 105, 112, 118, 120, 140, 168, 177, 210, 236, 240, 280, 295, 317, 336, 354, 413, 420, 472, 560, 590, 634, 708, 826, 840, 885, 944, 951, 1180, 1239, 1268, 1416, 1585, 1652, 1680, 1770, 1902, 2065, 2219, 2360, 2478, 2536, 2832, 3170, 3304, 3540, 3804, 4130, 4438, 4720, 4755, 4956, 5072, 6195, 6340, 6608, 6657, 7080, 7608, 8260, 8876, 9510, 9912, 11095, 12390, 12680, 13314, 14160, 15216, 16520, 17752, 18703, 19020, 19824, 22190, 24780, 25360, 26628, 33040, 33285, 35504, 37406, 38040, 44380, 49560, 53256, 56109, 66570, 74812, 76080, 88760, 93515, 99120, 106512, 112218, 130921, 133140, 149624, 177520, 187030, 224436, 261842, 266280, 280545, 299248, 374060, 392763, 448872, 523684, 532560, 561090, 654605, 748120, 785526, 897744, 1047368, 1122180, 1309210, 1496240, 1571052, 1963815, 2094736, 2244360, 2618420, 3142104, 3927630, 4488720, 5236840, 6284208, 7855260, 10473680, 15710520, 31421040]

約数ペア:

[(1, 31421040), (2, 15710520), (3, 10473680), (4, 7855260), (5, 6284208), (6, 5236840), (7, 4488720), (8, 3927630), (10, 3142104), (12, 2618420), (14, 2244360), (15, 2094736), (16, 1963815), (20, 1571052), (21, 1496240), (24, 1309210), (28, 1122180), (30, 1047368), (35, 897744), (40, 785526), (42, 748120), (48, 654605), (56, 561090), (59, 532560), (60, 523684), (70, 448872), (80, 392763), (84, 374060), (105, 299248), (112, 280545), (118, 266280), (120, 261842), (140, 224436), (168, 187030), (177, 177520), (210, 149624), (236, 133140), (240, 130921), (280, 112218), (295, 106512), (317, 99120), (336, 93515), (354, 88760), (413, 76080), (420, 74812), (472, 66570), (560, 56109), (590, 53256), (634, 49560), (708, 44380), (826, 38040), (840, 37406), (885, 35504), (944, 33285), (951, 33040), (1180, 26628), (1239, 25360), (1268, 24780), (1416, 22190), (1585, 19824), (1652, 19020), (1680, 18703), (1770, 17752), (1902, 16520), (2065, 15216), (2219, 14160), (2360, 13314), (2478, 12680), (2536, 12390), (2832, 11095), (3170, 9912), (3304, 9510), (3540, 8876), (3804, 8260), (4130, 7608), (4438, 7080), (4720, 6657), (4755, 6608), (4956, 6340), (5072, 6195)]