128486568

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24671}}^1$

素因数の和:24718

約数の個数: 64

約数和(自身を含む): 378961920

約数和(自身を除く): 250475352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 24671, 49342, 74013, 98684, 148026, 172697, 197368, 296052, 345394, 518091, 592104, 690788, 764801, 1036182, 1381576, 1529602, 2072364, 2294403, 3059204, 4144728, 4588806, 5353607, 6118408, 9177612, 10707214, 16060821, 18355224, 21414428, 32121642, 42828856, 64243284, 128486568]

約数ペア:

[(1, 128486568), (2, 64243284), (3, 42828856), (4, 32121642), (6, 21414428), (7, 18355224), (8, 16060821), (12, 10707214), (14, 9177612), (21, 6118408), (24, 5353607), (28, 4588806), (31, 4144728), (42, 3059204), (56, 2294403), (62, 2072364), (84, 1529602), (93, 1381576), (124, 1036182), (168, 764801), (186, 690788), (217, 592104), (248, 518091), (372, 345394), (434, 296052), (651, 197368), (744, 172697), (868, 148026), (1302, 98684), (1736, 74013), (2604, 49342), (5208, 24671)]