289706904

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 836503200

約数和(自身を除く): 546796296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 53, 62, 72, 79, 93, 106, 124, 158, 159, 186, 212, 237, 248, 279, 316, 318, 372, 424, 474, 477, 558, 632, 636, 711, 744, 948, 954, 961, 1116, 1272, 1422, 1643, 1896, 1908, 1922, 2232, 2449, 2844, 2883, 3286, 3816, 3844, 4187, 4898, 4929, 5688, 5766, 6572, 7347, 7688, 8374, 8649, 9796, 9858, 11532, 12561, 13144, 14694, 14787, 16748, 17298, 19592, 19716, 22041, 23064, 25122, 29388, 29574, 33496, 34596, 37683, 39432, 44082, 50244, 50933, 58776, 59148, 69192, 75366, 75919, 88164, 100488, 101866, 118296, 129797, 150732, 151838, 152799, 176328, 203732, 227757, 259594, 301464, 303676, 305598, 389391, 407464, 455514, 458397, 519188, 607352, 611196, 683271, 778782, 911028, 916794, 1038376, 1168173, 1222392, 1366542, 1557564, 1822056, 1833588, 2336346, 2733084, 3115128, 3667176, 4023707, 4672692, 5466168, 8047414, 9345384, 12071121, 16094828, 24142242, 32189656, 36213363, 48284484, 72426726, 96568968, 144853452, 289706904]

約数ペア:

[(1, 289706904), (2, 144853452), (3, 96568968), (4, 72426726), (6, 48284484), (8, 36213363), (9, 32189656), (12, 24142242), (18, 16094828), (24, 12071121), (31, 9345384), (36, 8047414), (53, 5466168), (62, 4672692), (72, 4023707), (79, 3667176), (93, 3115128), (106, 2733084), (124, 2336346), (158, 1833588), (159, 1822056), (186, 1557564), (212, 1366542), (237, 1222392), (248, 1168173), (279, 1038376), (316, 916794), (318, 911028), (372, 778782), (424, 683271), (474, 611196), (477, 607352), (558, 519188), (632, 458397), (636, 455514), (711, 407464), (744, 389391), (948, 305598), (954, 303676), (961, 301464), (1116, 259594), (1272, 227757), (1422, 203732), (1643, 176328), (1896, 152799), (1908, 151838), (1922, 150732), (2232, 129797), (2449, 118296), (2844, 101866), (2883, 100488), (3286, 88164), (3816, 75919), (3844, 75366), (4187, 69192), (4898, 59148), (4929, 58776), (5688, 50933), (5766, 50244), (6572, 44082), (7347, 39432), (7688, 37683), (8374, 34596), (8649, 33496), (9796, 29574), (9858, 29388), (11532, 25122), (12561, 23064), (13144, 22041), (14694, 19716), (14787, 19592), (16748, 17298)]