261853032

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 780042240

約数和(自身を除く): 518189208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 137, 168, 186, 217, 248, 274, 367, 372, 411, 434, 548, 651, 734, 744, 822, 868, 959, 1096, 1101, 1302, 1468, 1644, 1736, 1918, 2202, 2569, 2604, 2877, 2936, 3288, 3836, 4247, 4404, 5138, 5208, 5754, 7672, 7707, 8494, 8808, 10276, 11377, 11508, 12741, 15414, 16988, 20552, 22754, 23016, 25482, 29729, 30828, 33976, 34131, 45508, 50279, 50964, 59458, 61656, 68262, 79639, 89187, 91016, 100558, 101928, 118916, 136524, 150837, 159278, 178374, 201116, 237832, 238917, 273048, 301674, 318556, 351953, 356748, 402232, 477834, 603348, 637112, 703906, 713496, 955668, 1055859, 1206696, 1407812, 1558649, 1911336, 2111718, 2815624, 3117298, 4223436, 4675947, 6234596, 8446872, 9351894, 10910543, 12469192, 18703788, 21821086, 32731629, 37407576, 43642172, 65463258, 87284344, 130926516, 261853032]

約数ペア:

[(1, 261853032), (2, 130926516), (3, 87284344), (4, 65463258), (6, 43642172), (7, 37407576), (8, 32731629), (12, 21821086), (14, 18703788), (21, 12469192), (24, 10910543), (28, 9351894), (31, 8446872), (42, 6234596), (56, 4675947), (62, 4223436), (84, 3117298), (93, 2815624), (124, 2111718), (137, 1911336), (168, 1558649), (186, 1407812), (217, 1206696), (248, 1055859), (274, 955668), (367, 713496), (372, 703906), (411, 637112), (434, 603348), (548, 477834), (651, 402232), (734, 356748), (744, 351953), (822, 318556), (868, 301674), (959, 273048), (1096, 238917), (1101, 237832), (1302, 201116), (1468, 178374), (1644, 159278), (1736, 150837), (1918, 136524), (2202, 118916), (2569, 101928), (2604, 100558), (2877, 91016), (2936, 89187), (3288, 79639), (3836, 68262), (4247, 61656), (4404, 59458), (5138, 50964), (5208, 50279), (5754, 45508), (7672, 34131), (7707, 33976), (8494, 30828), (8808, 29729), (10276, 25482), (11377, 23016), (11508, 22754), (12741, 20552), (15414, 16988)]