16317720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:570

約数の個数: 128

約数和(自身を含む): 56376000

約数和(自身を除く): 40058280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 521, 522, 540, 580, 696, 783, 870, 1042, 1044, 1080, 1160, 1305, 1563, 1566, 1740, 2084, 2088, 2605, 2610, 3126, 3132, 3480, 3915, 4168, 4689, 5210, 5220, 6252, 6264, 7815, 7830, 9378, 10420, 10440, 12504, 14067, 15109, 15630, 15660, 18756, 20840, 23445, 28134, 30218, 31260, 31320, 37512, 45327, 46890, 56268, 60436, 62520, 70335, 75545, 90654, 93780, 112536, 120872, 135981, 140670, 151090, 181308, 187560, 226635, 271962, 281340, 302180, 362616, 407943, 453270, 543924, 562680, 604360, 679905, 815886, 906540, 1087848, 1359810, 1631772, 1813080, 2039715, 2719620, 3263544, 4079430, 5439240, 8158860, 16317720]

約数ペア:

[(1, 16317720), (2, 8158860), (3, 5439240), (4, 4079430), (5, 3263544), (6, 2719620), (8, 2039715), (9, 1813080), (10, 1631772), (12, 1359810), (15, 1087848), (18, 906540), (20, 815886), (24, 679905), (27, 604360), (29, 562680), (30, 543924), (36, 453270), (40, 407943), (45, 362616), (54, 302180), (58, 281340), (60, 271962), (72, 226635), (87, 187560), (90, 181308), (108, 151090), (116, 140670), (120, 135981), (135, 120872), (145, 112536), (174, 93780), (180, 90654), (216, 75545), (232, 70335), (261, 62520), (270, 60436), (290, 56268), (348, 46890), (360, 45327), (435, 37512), (521, 31320), (522, 31260), (540, 30218), (580, 28134), (696, 23445), (783, 20840), (870, 18756), (1042, 15660), (1044, 15630), (1080, 15109), (1160, 14067), (1305, 12504), (1563, 10440), (1566, 10420), (1740, 9378), (2084, 7830), (2088, 7815), (2605, 6264), (2610, 6252), (3126, 5220), (3132, 5210), (3480, 4689), (3915, 4168)]