258342880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 670281696

約数和(自身を除く): 411938816

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 68, 74, 80, 85, 136, 148, 151, 160, 170, 185, 272, 289, 296, 302, 340, 370, 544, 578, 592, 604, 629, 680, 740, 755, 1156, 1184, 1208, 1258, 1360, 1445, 1480, 1510, 2312, 2416, 2516, 2567, 2720, 2890, 2960, 3020, 3145, 4624, 4832, 5032, 5134, 5587, 5780, 5920, 6040, 6290, 9248, 10064, 10268, 10693, 11174, 11560, 12080, 12580, 12835, 20128, 20536, 21386, 22348, 23120, 24160, 25160, 25670, 27935, 41072, 42772, 43639, 44696, 46240, 50320, 51340, 53465, 55870, 82144, 85544, 87278, 89392, 94979, 100640, 102680, 106930, 111740, 171088, 174556, 178784, 189958, 205360, 213860, 218195, 223480, 342176, 349112, 379916, 410720, 427720, 436390, 446960, 474895, 698224, 759832, 855440, 872780, 893920, 949790, 1396448, 1519664, 1614643, 1710880, 1745560, 1899580, 3039328, 3229286, 3491120, 3799160, 6458572, 6982240, 7598320, 8073215, 12917144, 15196640, 16146430, 25834288, 32292860, 51668576, 64585720, 129171440, 258342880]

約数ペア:

[(1, 258342880), (2, 129171440), (4, 64585720), (5, 51668576), (8, 32292860), (10, 25834288), (16, 16146430), (17, 15196640), (20, 12917144), (32, 8073215), (34, 7598320), (37, 6982240), (40, 6458572), (68, 3799160), (74, 3491120), (80, 3229286), (85, 3039328), (136, 1899580), (148, 1745560), (151, 1710880), (160, 1614643), (170, 1519664), (185, 1396448), (272, 949790), (289, 893920), (296, 872780), (302, 855440), (340, 759832), (370, 698224), (544, 474895), (578, 446960), (592, 436390), (604, 427720), (629, 410720), (680, 379916), (740, 349112), (755, 342176), (1156, 223480), (1184, 218195), (1208, 213860), (1258, 205360), (1360, 189958), (1445, 178784), (1480, 174556), (1510, 171088), (2312, 111740), (2416, 106930), (2516, 102680), (2567, 100640), (2720, 94979), (2890, 89392), (2960, 87278), (3020, 85544), (3145, 82144), (4624, 55870), (4832, 53465), (5032, 51340), (5134, 50320), (5587, 46240), (5780, 44696), (5920, 43639), (6040, 42772), (6290, 41072), (9248, 27935), (10064, 25670), (10268, 25160), (10693, 24160), (11174, 23120), (11560, 22348), (12080, 21386), (12580, 20536), (12835, 20128)]