172061440

素因数分解:

$2^8\times 5^1\times {\mathrm{229}}^1\times {\mathrm{587}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 414645840

約数和(自身を除く): 242584400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 256, 320, 458, 587, 640, 916, 1145, 1174, 1280, 1832, 2290, 2348, 2935, 3664, 4580, 4696, 5870, 7328, 9160, 9392, 11740, 14656, 18320, 18784, 23480, 29312, 36640, 37568, 46960, 58624, 73280, 75136, 93920, 134423, 146560, 150272, 187840, 268846, 293120, 375680, 537692, 672115, 751360, 1075384, 1344230, 2150768, 2688460, 4301536, 5376920, 8603072, 10753840, 17206144, 21507680, 34412288, 43015360, 86030720, 172061440]

約数ペア:

[(1, 172061440), (2, 86030720), (4, 43015360), (5, 34412288), (8, 21507680), (10, 17206144), (16, 10753840), (20, 8603072), (32, 5376920), (40, 4301536), (64, 2688460), (80, 2150768), (128, 1344230), (160, 1075384), (229, 751360), (256, 672115), (320, 537692), (458, 375680), (587, 293120), (640, 268846), (916, 187840), (1145, 150272), (1174, 146560), (1280, 134423), (1832, 93920), (2290, 75136), (2348, 73280), (2935, 58624), (3664, 46960), (4580, 37568), (4696, 36640), (5870, 29312), (7328, 23480), (9160, 18784), (9392, 18320), (11740, 14656)]