90008520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1395

約数の個数: 128

約数和(自身を含む): 312560640

約数和(自身を除く): 222552120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1291, 1660, 1743, 1992, 2324, 2490, 2582, 2905, 3320, 3486, 3873, 4648, 4980, 5164, 5810, 6455, 6972, 7746, 8715, 9037, 9960, 10328, 11620, 12910, 13944, 15492, 17430, 18074, 19365, 23240, 25820, 27111, 30984, 34860, 36148, 38730, 45185, 51640, 54222, 69720, 72296, 77460, 90370, 107153, 108444, 135555, 154920, 180740, 214306, 216888, 271110, 321459, 361480, 428612, 535765, 542220, 642918, 750071, 857224, 1071530, 1084440, 1285836, 1500142, 1607295, 2143060, 2250213, 2571672, 3000284, 3214590, 3750355, 4286120, 4500426, 6000568, 6429180, 7500710, 9000852, 11251065, 12858360, 15001420, 18001704, 22502130, 30002840, 45004260, 90008520]

約数ペア:

[(1, 90008520), (2, 45004260), (3, 30002840), (4, 22502130), (5, 18001704), (6, 15001420), (7, 12858360), (8, 11251065), (10, 9000852), (12, 7500710), (14, 6429180), (15, 6000568), (20, 4500426), (21, 4286120), (24, 3750355), (28, 3214590), (30, 3000284), (35, 2571672), (40, 2250213), (42, 2143060), (56, 1607295), (60, 1500142), (70, 1285836), (83, 1084440), (84, 1071530), (105, 857224), (120, 750071), (140, 642918), (166, 542220), (168, 535765), (210, 428612), (249, 361480), (280, 321459), (332, 271110), (415, 216888), (420, 214306), (498, 180740), (581, 154920), (664, 135555), (830, 108444), (840, 107153), (996, 90370), (1162, 77460), (1245, 72296), (1291, 69720), (1660, 54222), (1743, 51640), (1992, 45185), (2324, 38730), (2490, 36148), (2582, 34860), (2905, 30984), (3320, 27111), (3486, 25820), (3873, 23240), (4648, 19365), (4980, 18074), (5164, 17430), (5810, 15492), (6455, 13944), (6972, 12910), (7746, 11620), (8715, 10328), (9037, 9960)]