1287594720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{16871}}^1$

素因数の和:16945

約数の個数: 144

約数和(自身を含む): 4477086432

約数和(自身を除く): 3189491712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 144, 159, 160, 180, 212, 240, 265, 288, 318, 360, 424, 477, 480, 530, 636, 720, 795, 848, 954, 1060, 1272, 1440, 1590, 1696, 1908, 2120, 2385, 2544, 3180, 3816, 4240, 4770, 5088, 6360, 7632, 8480, 9540, 12720, 15264, 16871, 19080, 25440, 33742, 38160, 50613, 67484, 76320, 84355, 101226, 134968, 151839, 168710, 202452, 253065, 269936, 303678, 337420, 404904, 506130, 539872, 607356, 674840, 759195, 809808, 894163, 1012260, 1214712, 1349680, 1518390, 1619616, 1788326, 2024520, 2429424, 2682489, 2699360, 3036780, 3576652, 4049040, 4470815, 4858848, 5364978, 6073560, 7153304, 8047467, 8098080, 8941630, 10729956, 12147120, 13412445, 14306608, 16094934, 17883260, 21459912, 24294240, 26824890, 28613216, 32189868, 35766520, 40237335, 42919824, 53649780, 64379736, 71533040, 80474670, 85839648, 107299560, 128759472, 143066080, 160949340, 214599120, 257518944, 321898680, 429198240, 643797360, 1287594720]

約数ペア:

[(1, 1287594720), (2, 643797360), (3, 429198240), (4, 321898680), (5, 257518944), (6, 214599120), (8, 160949340), (9, 143066080), (10, 128759472), (12, 107299560), (15, 85839648), (16, 80474670), (18, 71533040), (20, 64379736), (24, 53649780), (30, 42919824), (32, 40237335), (36, 35766520), (40, 32189868), (45, 28613216), (48, 26824890), (53, 24294240), (60, 21459912), (72, 17883260), (80, 16094934), (90, 14306608), (96, 13412445), (106, 12147120), (120, 10729956), (144, 8941630), (159, 8098080), (160, 8047467), (180, 7153304), (212, 6073560), (240, 5364978), (265, 4858848), (288, 4470815), (318, 4049040), (360, 3576652), (424, 3036780), (477, 2699360), (480, 2682489), (530, 2429424), (636, 2024520), (720, 1788326), (795, 1619616), (848, 1518390), (954, 1349680), (1060, 1214712), (1272, 1012260), (1440, 894163), (1590, 809808), (1696, 759195), (1908, 674840), (2120, 607356), (2385, 539872), (2544, 506130), (3180, 404904), (3816, 337420), (4240, 303678), (4770, 269936), (5088, 253065), (6360, 202452), (7632, 168710), (8480, 151839), (9540, 134968), (12720, 101226), (15264, 84355), (16871, 76320), (19080, 67484), (25440, 50613), (33742, 38160)]