440916216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{857}}^1$

素因数の和:993

約数の個数: 128

約数和(自身を含む): 1271350080

約数和(自身を除く): 830433864

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 97, 102, 104, 136, 156, 194, 204, 221, 291, 312, 388, 408, 442, 582, 663, 776, 857, 884, 1164, 1261, 1326, 1649, 1714, 1768, 2328, 2522, 2571, 2652, 3298, 3428, 3783, 4947, 5044, 5142, 5304, 6596, 6856, 7566, 9894, 10088, 10284, 11141, 13192, 14569, 15132, 19788, 20568, 21437, 22282, 29138, 30264, 33423, 39576, 42874, 43707, 44564, 58276, 64311, 66846, 83129, 85748, 87414, 89128, 116552, 128622, 133692, 166258, 171496, 174828, 189397, 249387, 257244, 267384, 332516, 349656, 378794, 498774, 514488, 568191, 665032, 757588, 997548, 1080677, 1136382, 1413193, 1515176, 1995096, 2161354, 2272764, 2826386, 3242031, 4239579, 4322708, 4545528, 5652772, 6484062, 8479158, 8645416, 11305544, 12968124, 16958316, 18371509, 25936248, 33916632, 36743018, 55114527, 73486036, 110229054, 146972072, 220458108, 440916216]

約数ペア:

[(1, 440916216), (2, 220458108), (3, 146972072), (4, 110229054), (6, 73486036), (8, 55114527), (12, 36743018), (13, 33916632), (17, 25936248), (24, 18371509), (26, 16958316), (34, 12968124), (39, 11305544), (51, 8645416), (52, 8479158), (68, 6484062), (78, 5652772), (97, 4545528), (102, 4322708), (104, 4239579), (136, 3242031), (156, 2826386), (194, 2272764), (204, 2161354), (221, 1995096), (291, 1515176), (312, 1413193), (388, 1136382), (408, 1080677), (442, 997548), (582, 757588), (663, 665032), (776, 568191), (857, 514488), (884, 498774), (1164, 378794), (1261, 349656), (1326, 332516), (1649, 267384), (1714, 257244), (1768, 249387), (2328, 189397), (2522, 174828), (2571, 171496), (2652, 166258), (3298, 133692), (3428, 128622), (3783, 116552), (4947, 89128), (5044, 87414), (5142, 85748), (5304, 83129), (6596, 66846), (6856, 64311), (7566, 58276), (9894, 44564), (10088, 43707), (10284, 42874), (11141, 39576), (13192, 33423), (14569, 30264), (15132, 29138), (19788, 22282), (20568, 21437)]