12991160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 37255680

約数和(自身を除く): 24264520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 83, 86, 91, 104, 130, 140, 166, 172, 182, 215, 260, 280, 301, 332, 344, 364, 415, 430, 455, 520, 559, 581, 602, 664, 728, 830, 860, 910, 1079, 1118, 1162, 1204, 1505, 1660, 1720, 1820, 2158, 2236, 2324, 2408, 2795, 2905, 3010, 3320, 3569, 3640, 3913, 4316, 4472, 4648, 5395, 5590, 5810, 6020, 7138, 7553, 7826, 8632, 10790, 11180, 11620, 12040, 14276, 15106, 15652, 17845, 19565, 21580, 22360, 23240, 24983, 28552, 30212, 31304, 35690, 37765, 39130, 43160, 46397, 49966, 60424, 71380, 75530, 78260, 92794, 99932, 124915, 142760, 151060, 156520, 185588, 199864, 231985, 249830, 302120, 324779, 371176, 463970, 499660, 649558, 927940, 999320, 1299116, 1623895, 1855880, 2598232, 3247790, 6495580, 12991160]

約数ペア:

[(1, 12991160), (2, 6495580), (4, 3247790), (5, 2598232), (7, 1855880), (8, 1623895), (10, 1299116), (13, 999320), (14, 927940), (20, 649558), (26, 499660), (28, 463970), (35, 371176), (40, 324779), (43, 302120), (52, 249830), (56, 231985), (65, 199864), (70, 185588), (83, 156520), (86, 151060), (91, 142760), (104, 124915), (130, 99932), (140, 92794), (166, 78260), (172, 75530), (182, 71380), (215, 60424), (260, 49966), (280, 46397), (301, 43160), (332, 39130), (344, 37765), (364, 35690), (415, 31304), (430, 30212), (455, 28552), (520, 24983), (559, 23240), (581, 22360), (602, 21580), (664, 19565), (728, 17845), (830, 15652), (860, 15106), (910, 14276), (1079, 12040), (1118, 11620), (1162, 11180), (1204, 10790), (1505, 8632), (1660, 7826), (1720, 7553), (1820, 7138), (2158, 6020), (2236, 5810), (2324, 5590), (2408, 5395), (2795, 4648), (2905, 4472), (3010, 4316), (3320, 3913), (3569, 3640)]