220148634880

素因数分解:

$2^8\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{124541}}^1$

素因数の和:125943

約数の個数: 72

約数和(自身を含む): 527710856904

約数和(自身を除く): 307562222024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1381, 2762, 5524, 6905, 11048, 13810, 22096, 27620, 44192, 55240, 88384, 110480, 124541, 176768, 220960, 249082, 353536, 441920, 498164, 622705, 883840, 996328, 1245410, 1767680, 1992656, 2490820, 3985312, 4981640, 7970624, 9963280, 15941248, 19926560, 31882496, 39853120, 79706240, 159412480, 171991121, 343982242, 687964484, 859955605, 1375928968, 1719911210, 2751857936, 3439822420, 5503715872, 6879644840, 11007431744, 13759289680, 22014863488, 27518579360, 44029726976, 55037158720, 110074317440, 220148634880]

約数ペア:

[(1, 220148634880), (2, 110074317440), (4, 55037158720), (5, 44029726976), (8, 27518579360), (10, 22014863488), (16, 13759289680), (20, 11007431744), (32, 6879644840), (40, 5503715872), (64, 3439822420), (80, 2751857936), (128, 1719911210), (160, 1375928968), (256, 859955605), (320, 687964484), (640, 343982242), (1280, 171991121), (1381, 159412480), (2762, 79706240), (5524, 39853120), (6905, 31882496), (11048, 19926560), (13810, 15941248), (22096, 9963280), (27620, 7970624), (44192, 4981640), (55240, 3985312), (88384, 2490820), (110480, 1992656), (124541, 1767680), (176768, 1245410), (220960, 996328), (249082, 883840), (353536, 622705), (441920, 498164)]