149413760

素因数分解:

$2^7\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1487}}^1$

素因数の和:1663

約数の個数: 64

約数和(自身を含む): 359709120

約数和(自身を除く): 210295360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 314, 320, 628, 640, 785, 1256, 1487, 1570, 2512, 2974, 3140, 5024, 5948, 6280, 7435, 10048, 11896, 12560, 14870, 20096, 23792, 25120, 29740, 47584, 50240, 59480, 95168, 100480, 118960, 190336, 233459, 237920, 466918, 475840, 933836, 951680, 1167295, 1867672, 2334590, 3735344, 4669180, 7470688, 9338360, 14941376, 18676720, 29882752, 37353440, 74706880, 149413760]

約数ペア:

[(1, 149413760), (2, 74706880), (4, 37353440), (5, 29882752), (8, 18676720), (10, 14941376), (16, 9338360), (20, 7470688), (32, 4669180), (40, 3735344), (64, 2334590), (80, 1867672), (128, 1167295), (157, 951680), (160, 933836), (314, 475840), (320, 466918), (628, 237920), (640, 233459), (785, 190336), (1256, 118960), (1487, 100480), (1570, 95168), (2512, 59480), (2974, 50240), (3140, 47584), (5024, 29740), (5948, 25120), (6280, 23792), (7435, 20096), (10048, 14870), (11896, 12560)]