255656440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:737

約数の個数: 96

約数和(自身を含む): 634424400

約数和(自身を除く): 378767960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 169, 236, 260, 295, 338, 472, 520, 590, 641, 676, 767, 845, 1180, 1282, 1352, 1534, 1690, 2360, 2564, 3068, 3205, 3380, 3835, 5128, 6136, 6410, 6760, 7670, 8333, 9971, 12820, 15340, 16666, 19942, 25640, 30680, 33332, 37819, 39884, 41665, 49855, 66664, 75638, 79768, 83330, 99710, 108329, 151276, 166660, 189095, 199420, 216658, 302552, 333320, 378190, 398840, 433316, 491647, 541645, 756380, 866632, 983294, 1083290, 1512760, 1966588, 2166580, 2458235, 3933176, 4333160, 4916470, 6391411, 9832940, 12782822, 19665880, 25565644, 31957055, 51131288, 63914110, 127828220, 255656440]

約数ペア:

[(1, 255656440), (2, 127828220), (4, 63914110), (5, 51131288), (8, 31957055), (10, 25565644), (13, 19665880), (20, 12782822), (26, 9832940), (40, 6391411), (52, 4916470), (59, 4333160), (65, 3933176), (104, 2458235), (118, 2166580), (130, 1966588), (169, 1512760), (236, 1083290), (260, 983294), (295, 866632), (338, 756380), (472, 541645), (520, 491647), (590, 433316), (641, 398840), (676, 378190), (767, 333320), (845, 302552), (1180, 216658), (1282, 199420), (1352, 189095), (1534, 166660), (1690, 151276), (2360, 108329), (2564, 99710), (3068, 83330), (3205, 79768), (3380, 75638), (3835, 66664), (5128, 49855), (6136, 41665), (6410, 39884), (6760, 37819), (7670, 33332), (8333, 30680), (9971, 25640), (12820, 19942), (15340, 16666)]