1984154880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1061}}^1$

素因数の和:1572

約数の個数: 144

約数和(自身を含む): 6355891584

約数和(自身を除く): 4371736704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 487, 640, 768, 960, 974, 1061, 1280, 1461, 1920, 1948, 2122, 2435, 2922, 3183, 3840, 3896, 4244, 4870, 5305, 5844, 6366, 7305, 7792, 8488, 9740, 10610, 11688, 12732, 14610, 15584, 15915, 16976, 19480, 21220, 23376, 25464, 29220, 31168, 31830, 33952, 38960, 42440, 46752, 50928, 58440, 62336, 63660, 67904, 77920, 84880, 93504, 101856, 116880, 124672, 127320, 135808, 155840, 169760, 187008, 203712, 233760, 254640, 271616, 311680, 339520, 374016, 407424, 467520, 509280, 516707, 623360, 679040, 814848, 935040, 1018560, 1033414, 1358080, 1550121, 1870080, 2037120, 2066828, 2583535, 3100242, 4074240, 4133656, 5167070, 6200484, 7750605, 8267312, 10334140, 12400968, 15501210, 16534624, 20668280, 24801936, 31002420, 33069248, 41336560, 49603872, 62004840, 66138496, 82673120, 99207744, 124009680, 132276992, 165346240, 198415488, 248019360, 330692480, 396830976, 496038720, 661384960, 992077440, 1984154880]

約数ペア:

[(1, 1984154880), (2, 992077440), (3, 661384960), (4, 496038720), (5, 396830976), (6, 330692480), (8, 248019360), (10, 198415488), (12, 165346240), (15, 132276992), (16, 124009680), (20, 99207744), (24, 82673120), (30, 66138496), (32, 62004840), (40, 49603872), (48, 41336560), (60, 33069248), (64, 31002420), (80, 24801936), (96, 20668280), (120, 16534624), (128, 15501210), (160, 12400968), (192, 10334140), (240, 8267312), (256, 7750605), (320, 6200484), (384, 5167070), (480, 4133656), (487, 4074240), (640, 3100242), (768, 2583535), (960, 2066828), (974, 2037120), (1061, 1870080), (1280, 1550121), (1461, 1358080), (1920, 1033414), (1948, 1018560), (2122, 935040), (2435, 814848), (2922, 679040), (3183, 623360), (3840, 516707), (3896, 509280), (4244, 467520), (4870, 407424), (5305, 374016), (5844, 339520), (6366, 311680), (7305, 271616), (7792, 254640), (8488, 233760), (9740, 203712), (10610, 187008), (11688, 169760), (12732, 155840), (14610, 135808), (15584, 127320), (15915, 124672), (16976, 116880), (19480, 101856), (21220, 93504), (23376, 84880), (25464, 77920), (29220, 67904), (31168, 63660), (31830, 62336), (33952, 58440), (38960, 50928), (42440, 46752)]