257649456

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{683}}^1$

素因数の和:994

約数の個数: 80

約数和(自身を含む): 692098560

約数和(自身を除く): 434449104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 271, 348, 464, 542, 683, 696, 813, 1084, 1366, 1392, 1626, 2049, 2168, 2732, 3252, 4098, 4336, 5464, 6504, 7859, 8196, 10928, 13008, 15718, 16392, 19807, 23577, 31436, 32784, 39614, 47154, 59421, 62872, 79228, 94308, 118842, 125744, 158456, 185093, 188616, 237684, 316912, 370186, 377232, 475368, 555279, 740372, 950736, 1110558, 1480744, 2221116, 2961488, 4442232, 5367697, 8884464, 10735394, 16103091, 21470788, 32206182, 42941576, 64412364, 85883152, 128824728, 257649456]

約数ペア:

[(1, 257649456), (2, 128824728), (3, 85883152), (4, 64412364), (6, 42941576), (8, 32206182), (12, 21470788), (16, 16103091), (24, 10735394), (29, 8884464), (48, 5367697), (58, 4442232), (87, 2961488), (116, 2221116), (174, 1480744), (232, 1110558), (271, 950736), (348, 740372), (464, 555279), (542, 475368), (683, 377232), (696, 370186), (813, 316912), (1084, 237684), (1366, 188616), (1392, 185093), (1626, 158456), (2049, 125744), (2168, 118842), (2732, 94308), (3252, 79228), (4098, 62872), (4336, 59421), (5464, 47154), (6504, 39614), (7859, 32784), (8196, 31436), (10928, 23577), (13008, 19807), (15718, 16392)]