128433408

素因数分解:

$2^8\times 3^1\times {\mathrm{89}}^1\times {\mathrm{1879}}^1$

素因数の和:1987

約数の個数: 72

約数和(自身を含む): 345844800

約数和(自身を除く): 217411392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 128, 178, 192, 256, 267, 356, 384, 534, 712, 768, 1068, 1424, 1879, 2136, 2848, 3758, 4272, 5637, 5696, 7516, 8544, 11274, 11392, 15032, 17088, 22548, 22784, 30064, 34176, 45096, 60128, 68352, 90192, 120256, 167231, 180384, 240512, 334462, 360768, 481024, 501693, 668924, 721536, 1003386, 1337848, 1443072, 2006772, 2675696, 4013544, 5351392, 8027088, 10702784, 16054176, 21405568, 32108352, 42811136, 64216704, 128433408]

約数ペア:

[(1, 128433408), (2, 64216704), (3, 42811136), (4, 32108352), (6, 21405568), (8, 16054176), (12, 10702784), (16, 8027088), (24, 5351392), (32, 4013544), (48, 2675696), (64, 2006772), (89, 1443072), (96, 1337848), (128, 1003386), (178, 721536), (192, 668924), (256, 501693), (267, 481024), (356, 360768), (384, 334462), (534, 240512), (712, 180384), (768, 167231), (1068, 120256), (1424, 90192), (1879, 68352), (2136, 60128), (2848, 45096), (3758, 34176), (4272, 30064), (5637, 22784), (5696, 22548), (7516, 17088), (8544, 15032), (11274, 11392)]