168293840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:397

約数の個数: 160

約数和(自身を含む): 470969856

約数和(自身を除く): 302676016

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 47, 52, 55, 65, 80, 88, 94, 104, 110, 130, 143, 176, 188, 208, 220, 235, 260, 286, 313, 376, 440, 470, 517, 520, 572, 611, 626, 715, 752, 880, 940, 1034, 1040, 1144, 1222, 1252, 1430, 1565, 1880, 2068, 2288, 2444, 2504, 2585, 2860, 3055, 3130, 3443, 3760, 4069, 4136, 4888, 5008, 5170, 5720, 6110, 6260, 6721, 6886, 8138, 8272, 9776, 10340, 11440, 12220, 12520, 13442, 13772, 14711, 16276, 17215, 20345, 20680, 24440, 25040, 26884, 27544, 29422, 32552, 33605, 34430, 40690, 41360, 44759, 48880, 53768, 55088, 58844, 65104, 67210, 68860, 73555, 81380, 89518, 107536, 117688, 134420, 137720, 147110, 161821, 162760, 179036, 191243, 223795, 235376, 268840, 275440, 294220, 323642, 325520, 358072, 382486, 447590, 537680, 588440, 647284, 716144, 764972, 809105, 895180, 956215, 1176880, 1294568, 1529944, 1618210, 1790360, 1912430, 2103673, 2589136, 3059888, 3236420, 3580720, 3824860, 4207346, 6472840, 7649720, 8414692, 10518365, 12945680, 15299440, 16829384, 21036730, 33658768, 42073460, 84146920, 168293840]

約数ペア:

[(1, 168293840), (2, 84146920), (4, 42073460), (5, 33658768), (8, 21036730), (10, 16829384), (11, 15299440), (13, 12945680), (16, 10518365), (20, 8414692), (22, 7649720), (26, 6472840), (40, 4207346), (44, 3824860), (47, 3580720), (52, 3236420), (55, 3059888), (65, 2589136), (80, 2103673), (88, 1912430), (94, 1790360), (104, 1618210), (110, 1529944), (130, 1294568), (143, 1176880), (176, 956215), (188, 895180), (208, 809105), (220, 764972), (235, 716144), (260, 647284), (286, 588440), (313, 537680), (376, 447590), (440, 382486), (470, 358072), (517, 325520), (520, 323642), (572, 294220), (611, 275440), (626, 268840), (715, 235376), (752, 223795), (880, 191243), (940, 179036), (1034, 162760), (1040, 161821), (1144, 147110), (1222, 137720), (1252, 134420), (1430, 117688), (1565, 107536), (1880, 89518), (2068, 81380), (2288, 73555), (2444, 68860), (2504, 67210), (2585, 65104), (2860, 58844), (3055, 55088), (3130, 53768), (3443, 48880), (3760, 44759), (4069, 41360), (4136, 40690), (4888, 34430), (5008, 33605), (5170, 32552), (5720, 29422), (6110, 27544), (6260, 26884), (6721, 25040), (6886, 24440), (8138, 20680), (8272, 20345), (9776, 17215), (10340, 16276), (11440, 14711), (12220, 13772), (12520, 13442)]