664605032

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:672

約数の個数: 128

約数和(自身を含む): 1618176000

約数和(自身を除く): 953570968

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, 343, 364, 392, 403, 434, 601, 637, 686, 728, 806, 868, 1202, 1274, 1372, 1519, 1612, 1736, 2404, 2548, 2744, 2821, 3038, 3224, 4207, 4459, 4808, 5096, 5642, 6076, 7813, 8414, 8918, 10633, 11284, 12152, 15626, 16828, 17836, 18631, 19747, 21266, 22568, 29449, 31252, 33656, 35672, 37262, 39494, 42532, 54691, 58898, 62504, 74524, 78988, 85064, 109382, 117796, 130417, 138229, 149048, 157976, 206143, 218764, 235592, 242203, 260834, 276458, 382837, 412286, 437528, 484406, 521668, 552916, 765674, 824572, 912919, 968812, 1043336, 1105832, 1531348, 1649144, 1695421, 1825838, 1937624, 2679859, 3062696, 3390842, 3651676, 5359718, 6390433, 6781684, 7303352, 10719436, 11867947, 12780866, 13563368, 21438872, 23735894, 25561732, 47471788, 51123464, 83075629, 94943576, 166151258, 332302516, 664605032]

約数ペア:

[(1, 664605032), (2, 332302516), (4, 166151258), (7, 94943576), (8, 83075629), (13, 51123464), (14, 47471788), (26, 25561732), (28, 23735894), (31, 21438872), (49, 13563368), (52, 12780866), (56, 11867947), (62, 10719436), (91, 7303352), (98, 6781684), (104, 6390433), (124, 5359718), (182, 3651676), (196, 3390842), (217, 3062696), (248, 2679859), (343, 1937624), (364, 1825838), (392, 1695421), (403, 1649144), (434, 1531348), (601, 1105832), (637, 1043336), (686, 968812), (728, 912919), (806, 824572), (868, 765674), (1202, 552916), (1274, 521668), (1372, 484406), (1519, 437528), (1612, 412286), (1736, 382837), (2404, 276458), (2548, 260834), (2744, 242203), (2821, 235592), (3038, 218764), (3224, 206143), (4207, 157976), (4459, 149048), (4808, 138229), (5096, 130417), (5642, 117796), (6076, 109382), (7813, 85064), (8414, 78988), (8918, 74524), (10633, 62504), (11284, 58898), (12152, 54691), (15626, 42532), (16828, 39494), (17836, 37262), (18631, 35672), (19747, 33656), (21266, 31252), (22568, 29449)]