28088760

素因数分解:

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

素因数の和:326

約数の個数: 192

約数和(自身を含む): 104159520

約数和(自身を除く): 76070760

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, 49, 51, 56, 60, 68, 70, 84, 85, 98, 102, 105, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 245, 255, 280, 281, 294, 340, 357, 392, 408, 420, 476, 490, 510, 562, 588, 595, 680, 714, 735, 833, 840, 843, 952, 980, 1020, 1124, 1176, 1190, 1405, 1428, 1470, 1666, 1686, 1785, 1960, 1967, 2040, 2248, 2380, 2499, 2810, 2856, 2940, 3332, 3372, 3570, 3934, 4165, 4215, 4760, 4777, 4998, 5620, 5880, 5901, 6664, 6744, 7140, 7868, 8330, 8430, 9554, 9835, 9996, 11240, 11802, 12495, 13769, 14280, 14331, 15736, 16660, 16860, 19108, 19670, 19992, 23604, 23885, 24990, 27538, 28662, 29505, 33320, 33439, 33720, 38216, 39340, 41307, 47208, 47770, 49980, 55076, 57324, 59010, 66878, 68845, 71655, 78680, 82614, 95540, 99960, 100317, 110152, 114648, 118020, 133756, 137690, 143310, 165228, 167195, 191080, 200634, 206535, 234073, 236040, 267512, 275380, 286620, 330456, 334390, 401268, 413070, 468146, 501585, 550760, 573240, 668780, 702219, 802536, 826140, 936292, 1003170, 1170365, 1337560, 1404438, 1652280, 1872584, 2006340, 2340730, 2808876, 3511095, 4012680, 4681460, 5617752, 7022190, 9362920, 14044380, 28088760]

約数ペア:

[(1, 28088760), (2, 14044380), (3, 9362920), (4, 7022190), (5, 5617752), (6, 4681460), (7, 4012680), (8, 3511095), (10, 2808876), (12, 2340730), (14, 2006340), (15, 1872584), (17, 1652280), (20, 1404438), (21, 1337560), (24, 1170365), (28, 1003170), (30, 936292), (34, 826140), (35, 802536), (40, 702219), (42, 668780), (49, 573240), (51, 550760), (56, 501585), (60, 468146), (68, 413070), (70, 401268), (84, 334390), (85, 330456), (98, 286620), (102, 275380), (105, 267512), (119, 236040), (120, 234073), (136, 206535), (140, 200634), (147, 191080), (168, 167195), (170, 165228), (196, 143310), (204, 137690), (210, 133756), (238, 118020), (245, 114648), (255, 110152), (280, 100317), (281, 99960), (294, 95540), (340, 82614), (357, 78680), (392, 71655), (408, 68845), (420, 66878), (476, 59010), (490, 57324), (510, 55076), (562, 49980), (588, 47770), (595, 47208), (680, 41307), (714, 39340), (735, 38216), (833, 33720), (840, 33439), (843, 33320), (952, 29505), (980, 28662), (1020, 27538), (1124, 24990), (1176, 23885), (1190, 23604), (1405, 19992), (1428, 19670), (1470, 19108), (1666, 16860), (1686, 16660), (1785, 15736), (1960, 14331), (1967, 14280), (2040, 13769), (2248, 12495), (2380, 11802), (2499, 11240), (2810, 9996), (2856, 9835), (2940, 9554), (3332, 8430), (3372, 8330), (3570, 7868), (3934, 7140), (4165, 6744), (4215, 6664), (4760, 5901), (4777, 5880), (4998, 5620)]