168096760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 430012800

約数和(自身を除く): 261916040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 71, 104, 116, 130, 142, 145, 157, 232, 260, 284, 290, 314, 355, 377, 520, 568, 580, 628, 710, 754, 785, 923, 1160, 1256, 1420, 1508, 1570, 1846, 1885, 2041, 2059, 2840, 3016, 3140, 3692, 3770, 4082, 4118, 4553, 4615, 6280, 7384, 7540, 8164, 8236, 9106, 9230, 10205, 10295, 11147, 15080, 16328, 16472, 18212, 18460, 20410, 20590, 22294, 22765, 26767, 36424, 36920, 40820, 41180, 44588, 45530, 53534, 55735, 59189, 81640, 82360, 89176, 91060, 107068, 111470, 118378, 133835, 144911, 182120, 214136, 222940, 236756, 267670, 289822, 295945, 323263, 445880, 473512, 535340, 579644, 591890, 646526, 724555, 1070680, 1159288, 1183780, 1293052, 1449110, 1616315, 2367560, 2586104, 2898220, 3232630, 4202419, 5796440, 6465260, 8404838, 12930520, 16809676, 21012095, 33619352, 42024190, 84048380, 168096760]

約数ペア:

[(1, 168096760), (2, 84048380), (4, 42024190), (5, 33619352), (8, 21012095), (10, 16809676), (13, 12930520), (20, 8404838), (26, 6465260), (29, 5796440), (40, 4202419), (52, 3232630), (58, 2898220), (65, 2586104), (71, 2367560), (104, 1616315), (116, 1449110), (130, 1293052), (142, 1183780), (145, 1159288), (157, 1070680), (232, 724555), (260, 646526), (284, 591890), (290, 579644), (314, 535340), (355, 473512), (377, 445880), (520, 323263), (568, 295945), (580, 289822), (628, 267670), (710, 236756), (754, 222940), (785, 214136), (923, 182120), (1160, 144911), (1256, 133835), (1420, 118378), (1508, 111470), (1570, 107068), (1846, 91060), (1885, 89176), (2041, 82360), (2059, 81640), (2840, 59189), (3016, 55735), (3140, 53534), (3692, 45530), (3770, 44588), (4082, 41180), (4118, 40820), (4553, 36920), (4615, 36424), (6280, 26767), (7384, 22765), (7540, 22294), (8164, 20590), (8236, 20410), (9106, 18460), (9230, 18212), (10205, 16472), (10295, 16328), (11147, 15080)]