90038790

素因数分解:

$2^1\times 3^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 255052800

約数和(自身を除く): 165014010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 179, 207, 230, 243, 270, 345, 358, 405, 414, 486, 537, 621, 690, 729, 810, 895, 1035, 1074, 1215, 1242, 1458, 1611, 1790, 1863, 2070, 2187, 2430, 2685, 3105, 3222, 3645, 3726, 4117, 4374, 4833, 5370, 5589, 6210, 7290, 8055, 8234, 9315, 9666, 10935, 11178, 12351, 14499, 16110, 16767, 18630, 20585, 21870, 24165, 24702, 27945, 28998, 33534, 37053, 41170, 43497, 48330, 50301, 55890, 61755, 72495, 74106, 83835, 86994, 100602, 111159, 123510, 130491, 144990, 167670, 185265, 217485, 222318, 251505, 260982, 333477, 370530, 391473, 434970, 503010, 555795, 652455, 666954, 782946, 1000431, 1111590, 1304910, 1667385, 1957365, 2000862, 3001293, 3334770, 3914730, 5002155, 6002586, 9003879, 10004310, 15006465, 18007758, 30012930, 45019395, 90038790]

約数ペア:

[(1, 90038790), (2, 45019395), (3, 30012930), (5, 18007758), (6, 15006465), (9, 10004310), (10, 9003879), (15, 6002586), (18, 5002155), (23, 3914730), (27, 3334770), (30, 3001293), (45, 2000862), (46, 1957365), (54, 1667385), (69, 1304910), (81, 1111590), (90, 1000431), (115, 782946), (135, 666954), (138, 652455), (162, 555795), (179, 503010), (207, 434970), (230, 391473), (243, 370530), (270, 333477), (345, 260982), (358, 251505), (405, 222318), (414, 217485), (486, 185265), (537, 167670), (621, 144990), (690, 130491), (729, 123510), (810, 111159), (895, 100602), (1035, 86994), (1074, 83835), (1215, 74106), (1242, 72495), (1458, 61755), (1611, 55890), (1790, 50301), (1863, 48330), (2070, 43497), (2187, 41170), (2430, 37053), (2685, 33534), (3105, 28998), (3222, 27945), (3645, 24702), (3726, 24165), (4117, 21870), (4374, 20585), (4833, 18630), (5370, 16767), (5589, 16110), (6210, 14499), (7290, 12351), (8055, 11178), (8234, 10935), (9315, 9666)]