1520805720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:698

約数の個数: 256

約数和(自身を含む): 5555174400

約数和(自身を除く): 4034368680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 281, 340, 357, 379, 408, 420, 476, 510, 562, 595, 680, 714, 758, 840, 843, 952, 1020, 1124, 1137, 1190, 1405, 1428, 1516, 1686, 1785, 1895, 1967, 2040, 2248, 2274, 2380, 2653, 2810, 2856, 3032, 3372, 3570, 3790, 3934, 4215, 4548, 4760, 4777, 5306, 5620, 5685, 5901, 6443, 6744, 7140, 7580, 7868, 7959, 8430, 9096, 9554, 9835, 10612, 11240, 11370, 11802, 12886, 13265, 14280, 14331, 15160, 15736, 15918, 16860, 19108, 19329, 19670, 21224, 22740, 23604, 23885, 25772, 26530, 28662, 29505, 31836, 32215, 33439, 33720, 38216, 38658, 39340, 39795, 45101, 45480, 47208, 47770, 51544, 53060, 57324, 59010, 63672, 64430, 66878, 71655, 77316, 78680, 79590, 90202, 95540, 96645, 100317, 106120, 106499, 114648, 118020, 128860, 133756, 135303, 143310, 154632, 159180, 167195, 180404, 191080, 193290, 200634, 212998, 225505, 236040, 257720, 267512, 270606, 286620, 318360, 319497, 334390, 360808, 386580, 401268, 425996, 451010, 501585, 532495, 541212, 573240, 638994, 668780, 676515, 745493, 773160, 802536, 851992, 902020, 1003170, 1064990, 1082424, 1277988, 1337560, 1353030, 1490986, 1597485, 1804040, 1810483, 2006340, 2129980, 2236479, 2555976, 2706060, 2981972, 3194970, 3620966, 3727465, 4012680, 4259960, 4472958, 5412120, 5431449, 5963944, 6389940, 7241932, 7454930, 8945916, 9052415, 10862898, 11182395, 12673381, 12779880, 14483864, 14909860, 17891832, 18104830, 21725796, 22364790, 25346762, 27157245, 29819720, 36209660, 38020143, 43451592, 44729580, 50693524, 54314490, 63366905, 72419320, 76040286, 89459160, 101387048, 108628980, 126733810, 152080572, 190100715, 217257960, 253467620, 304161144, 380201430, 506935240, 760402860, 1520805720]

約数ペア:

[(1, 1520805720), (2, 760402860), (3, 506935240), (4, 380201430), (5, 304161144), (6, 253467620), (7, 217257960), (8, 190100715), (10, 152080572), (12, 126733810), (14, 108628980), (15, 101387048), (17, 89459160), (20, 76040286), (21, 72419320), (24, 63366905), (28, 54314490), (30, 50693524), (34, 44729580), (35, 43451592), (40, 38020143), (42, 36209660), (51, 29819720), (56, 27157245), (60, 25346762), (68, 22364790), (70, 21725796), (84, 18104830), (85, 17891832), (102, 14909860), (105, 14483864), (119, 12779880), (120, 12673381), (136, 11182395), (140, 10862898), (168, 9052415), (170, 8945916), (204, 7454930), (210, 7241932), (238, 6389940), (255, 5963944), (280, 5431449), (281, 5412120), (340, 4472958), (357, 4259960), (379, 4012680), (408, 3727465), (420, 3620966), (476, 3194970), (510, 2981972), (562, 2706060), (595, 2555976), (680, 2236479), (714, 2129980), (758, 2006340), (840, 1810483), (843, 1804040), (952, 1597485), (1020, 1490986), (1124, 1353030), (1137, 1337560), (1190, 1277988), (1405, 1082424), (1428, 1064990), (1516, 1003170), (1686, 902020), (1785, 851992), (1895, 802536), (1967, 773160), (2040, 745493), (2248, 676515), (2274, 668780), (2380, 638994), (2653, 573240), (2810, 541212), (2856, 532495), (3032, 501585), (3372, 451010), (3570, 425996), (3790, 401268), (3934, 386580), (4215, 360808), (4548, 334390), (4760, 319497), (4777, 318360), (5306, 286620), (5620, 270606), (5685, 267512), (5901, 257720), (6443, 236040), (6744, 225505), (7140, 212998), (7580, 200634), (7868, 193290), (7959, 191080), (8430, 180404), (9096, 167195), (9554, 159180), (9835, 154632), (10612, 143310), (11240, 135303), (11370, 133756), (11802, 128860), (12886, 118020), (13265, 114648), (14280, 106499), (14331, 106120), (15160, 100317), (15736, 96645), (15918, 95540), (16860, 90202), (19108, 79590), (19329, 78680), (19670, 77316), (21224, 71655), (22740, 66878), (23604, 64430), (23885, 63672), (25772, 59010), (26530, 57324), (28662, 53060), (29505, 51544), (31836, 47770), (32215, 47208), (33439, 45480), (33720, 45101), (38216, 39795), (38658, 39340)]