280723352

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1841

約数の個数: 96

約数和(自身を含む): 681045120

約数和(自身を除く): 400321768

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 124, 182, 196, 217, 248, 364, 392, 403, 434, 637, 728, 806, 868, 1274, 1519, 1612, 1736, 1777, 2548, 2821, 3038, 3224, 3554, 5096, 5642, 6076, 7108, 11284, 12152, 12439, 14216, 19747, 22568, 23101, 24878, 39494, 46202, 49756, 55087, 78988, 87073, 92404, 99512, 110174, 157976, 161707, 174146, 184808, 220348, 323414, 348292, 385609, 440696, 646828, 696584, 716131, 771218, 1131949, 1293656, 1432262, 1542436, 2263898, 2699263, 2864524, 3084872, 4527796, 5012917, 5398526, 5729048, 9055592, 10025834, 10797052, 20051668, 21594104, 35090419, 40103336, 70180838, 140361676, 280723352]

約数ペア:

[(1, 280723352), (2, 140361676), (4, 70180838), (7, 40103336), (8, 35090419), (13, 21594104), (14, 20051668), (26, 10797052), (28, 10025834), (31, 9055592), (49, 5729048), (52, 5398526), (56, 5012917), (62, 4527796), (91, 3084872), (98, 2864524), (104, 2699263), (124, 2263898), (182, 1542436), (196, 1432262), (217, 1293656), (248, 1131949), (364, 771218), (392, 716131), (403, 696584), (434, 646828), (637, 440696), (728, 385609), (806, 348292), (868, 323414), (1274, 220348), (1519, 184808), (1612, 174146), (1736, 161707), (1777, 157976), (2548, 110174), (2821, 99512), (3038, 92404), (3224, 87073), (3554, 78988), (5096, 55087), (5642, 49756), (6076, 46202), (7108, 39494), (11284, 24878), (12152, 23101), (12439, 22568), (14216, 19747)]