128779560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3931}}^1$

素因数の和:3968

約数の個数: 192

約数和(自身を含む): 515249280

約数和(自身を除く): 386469720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 3931, 4095, 4680, 5460, 6552, 7862, 8190, 10920, 11793, 15724, 16380, 19655, 23586, 27517, 31448, 32760, 35379, 39310, 47172, 51103, 55034, 58965, 70758, 78620, 82551, 94344, 102206, 110068, 117930, 137585, 141516, 153309, 157240, 165102, 176895, 204412, 220136, 235860, 247653, 255515, 275170, 283032, 306618, 330204, 353790, 357721, 408824, 412755, 459927, 471720, 495306, 511030, 550340, 613236, 660408, 707580, 715442, 766545, 825510, 919854, 990612, 1022060, 1073163, 1100680, 1226472, 1238265, 1415160, 1430884, 1533090, 1651020, 1788605, 1839708, 1981224, 2044120, 2146326, 2299635, 2476530, 2861768, 3066180, 3219489, 3302040, 3577210, 3679416, 4292652, 4599270, 4953060, 5365815, 6132360, 6438978, 7154420, 8585304, 9198540, 9906120, 10731630, 12877956, 14308840, 16097445, 18397080, 21463260, 25755912, 32194890, 42926520, 64389780, 128779560]

約数ペア:

[(1, 128779560), (2, 64389780), (3, 42926520), (4, 32194890), (5, 25755912), (6, 21463260), (7, 18397080), (8, 16097445), (9, 14308840), (10, 12877956), (12, 10731630), (13, 9906120), (14, 9198540), (15, 8585304), (18, 7154420), (20, 6438978), (21, 6132360), (24, 5365815), (26, 4953060), (28, 4599270), (30, 4292652), (35, 3679416), (36, 3577210), (39, 3302040), (40, 3219489), (42, 3066180), (45, 2861768), (52, 2476530), (56, 2299635), (60, 2146326), (63, 2044120), (65, 1981224), (70, 1839708), (72, 1788605), (78, 1651020), (84, 1533090), (90, 1430884), (91, 1415160), (104, 1238265), (105, 1226472), (117, 1100680), (120, 1073163), (126, 1022060), (130, 990612), (140, 919854), (156, 825510), (168, 766545), (180, 715442), (182, 707580), (195, 660408), (210, 613236), (234, 550340), (252, 511030), (260, 495306), (273, 471720), (280, 459927), (312, 412755), (315, 408824), (360, 357721), (364, 353790), (390, 330204), (420, 306618), (455, 283032), (468, 275170), (504, 255515), (520, 247653), (546, 235860), (585, 220136), (630, 204412), (728, 176895), (780, 165102), (819, 157240), (840, 153309), (910, 141516), (936, 137585), (1092, 117930), (1170, 110068), (1260, 102206), (1365, 94344), (1560, 82551), (1638, 78620), (1820, 70758), (2184, 58965), (2340, 55034), (2520, 51103), (2730, 47172), (3276, 39310), (3640, 35379), (3931, 32760), (4095, 31448), (4680, 27517), (5460, 23586), (6552, 19655), (7862, 16380), (8190, 15724), (10920, 11793)]