208796120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 517421520

約数和(自身を除く): 308625400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 169, 260, 268, 335, 338, 461, 520, 536, 670, 676, 845, 871, 922, 1340, 1352, 1690, 1742, 1844, 2305, 2680, 3380, 3484, 3688, 4355, 4610, 5993, 6760, 6968, 8710, 9220, 11323, 11986, 17420, 18440, 22646, 23972, 29965, 30887, 34840, 45292, 47944, 56615, 59930, 61774, 77909, 90584, 113230, 119860, 123548, 154435, 155818, 226460, 239720, 247096, 308870, 311636, 389545, 401531, 452920, 617740, 623272, 779090, 803062, 1235480, 1558180, 1606124, 2007655, 3116360, 3212248, 4015310, 5219903, 8030620, 10439806, 16061240, 20879612, 26099515, 41759224, 52199030, 104398060, 208796120]

約数ペア:

[(1, 208796120), (2, 104398060), (4, 52199030), (5, 41759224), (8, 26099515), (10, 20879612), (13, 16061240), (20, 10439806), (26, 8030620), (40, 5219903), (52, 4015310), (65, 3212248), (67, 3116360), (104, 2007655), (130, 1606124), (134, 1558180), (169, 1235480), (260, 803062), (268, 779090), (335, 623272), (338, 617740), (461, 452920), (520, 401531), (536, 389545), (670, 311636), (676, 308870), (845, 247096), (871, 239720), (922, 226460), (1340, 155818), (1352, 154435), (1690, 123548), (1742, 119860), (1844, 113230), (2305, 90584), (2680, 77909), (3380, 61774), (3484, 59930), (3688, 56615), (4355, 47944), (4610, 45292), (5993, 34840), (6760, 30887), (6968, 29965), (8710, 23972), (9220, 22646), (11323, 18440), (11986, 17420)]