77972760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 256

約数和(自身を含む): 281318400

約数和(自身を除く): 203345640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 43, 45, 46, 54, 60, 69, 72, 73, 86, 90, 92, 108, 115, 120, 129, 135, 138, 146, 172, 180, 184, 207, 215, 216, 219, 230, 258, 270, 276, 292, 344, 345, 360, 365, 387, 414, 430, 438, 460, 516, 540, 552, 584, 621, 645, 657, 690, 730, 774, 828, 860, 876, 920, 989, 1032, 1035, 1080, 1095, 1161, 1242, 1290, 1314, 1380, 1460, 1548, 1656, 1679, 1720, 1752, 1935, 1971, 1978, 2070, 2190, 2322, 2484, 2580, 2628, 2760, 2920, 2967, 3096, 3105, 3139, 3285, 3358, 3870, 3942, 3956, 4140, 4380, 4644, 4945, 4968, 5037, 5160, 5256, 5805, 5934, 6210, 6278, 6570, 6716, 7740, 7884, 7912, 8280, 8395, 8760, 8901, 9288, 9417, 9855, 9890, 10074, 11610, 11868, 12420, 12556, 13140, 13432, 14835, 15111, 15480, 15695, 15768, 16790, 17802, 18834, 19710, 19780, 20148, 23220, 23736, 24840, 25112, 25185, 26280, 26703, 28251, 29670, 30222, 31390, 33580, 35604, 37668, 39420, 39560, 40296, 44505, 45333, 46440, 47085, 50370, 53406, 56502, 59340, 60444, 62780, 67160, 71208, 72197, 75336, 75555, 78840, 84753, 89010, 90666, 94170, 100740, 106812, 113004, 118680, 120888, 125560, 133515, 141255, 144394, 151110, 169506, 178020, 181332, 188340, 201480, 213624, 216591, 226008, 226665, 267030, 282510, 288788, 302220, 339012, 356040, 360985, 362664, 376680, 423765, 433182, 453330, 534060, 565020, 577576, 604440, 649773, 678024, 721970, 847530, 866364, 906660, 1068120, 1082955, 1130040, 1299546, 1443940, 1695060, 1732728, 1813320, 1949319, 2165910, 2599092, 2887880, 3248865, 3390120, 3898638, 4331820, 5198184, 6497730, 7797276, 8663640, 9746595, 12995460, 15594552, 19493190, 25990920, 38986380, 77972760]

約数ペア:

[(1, 77972760), (2, 38986380), (3, 25990920), (4, 19493190), (5, 15594552), (6, 12995460), (8, 9746595), (9, 8663640), (10, 7797276), (12, 6497730), (15, 5198184), (18, 4331820), (20, 3898638), (23, 3390120), (24, 3248865), (27, 2887880), (30, 2599092), (36, 2165910), (40, 1949319), (43, 1813320), (45, 1732728), (46, 1695060), (54, 1443940), (60, 1299546), (69, 1130040), (72, 1082955), (73, 1068120), (86, 906660), (90, 866364), (92, 847530), (108, 721970), (115, 678024), (120, 649773), (129, 604440), (135, 577576), (138, 565020), (146, 534060), (172, 453330), (180, 433182), (184, 423765), (207, 376680), (215, 362664), (216, 360985), (219, 356040), (230, 339012), (258, 302220), (270, 288788), (276, 282510), (292, 267030), (344, 226665), (345, 226008), (360, 216591), (365, 213624), (387, 201480), (414, 188340), (430, 181332), (438, 178020), (460, 169506), (516, 151110), (540, 144394), (552, 141255), (584, 133515), (621, 125560), (645, 120888), (657, 118680), (690, 113004), (730, 106812), (774, 100740), (828, 94170), (860, 90666), (876, 89010), (920, 84753), (989, 78840), (1032, 75555), (1035, 75336), (1080, 72197), (1095, 71208), (1161, 67160), (1242, 62780), (1290, 60444), (1314, 59340), (1380, 56502), (1460, 53406), (1548, 50370), (1656, 47085), (1679, 46440), (1720, 45333), (1752, 44505), (1935, 40296), (1971, 39560), (1978, 39420), (2070, 37668), (2190, 35604), (2322, 33580), (2484, 31390), (2580, 30222), (2628, 29670), (2760, 28251), (2920, 26703), (2967, 26280), (3096, 25185), (3105, 25112), (3139, 24840), (3285, 23736), (3358, 23220), (3870, 20148), (3942, 19780), (3956, 19710), (4140, 18834), (4380, 17802), (4644, 16790), (4945, 15768), (4968, 15695), (5037, 15480), (5160, 15111), (5256, 14835), (5805, 13432), (5934, 13140), (6210, 12556), (6278, 12420), (6570, 11868), (6716, 11610), (7740, 10074), (7884, 9890), (7912, 9855), (8280, 9417), (8395, 9288), (8760, 8901)]