989532720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41647}}^1$

素因数の和:41680

約数の個数: 160

約数和(自身を含む): 3718333440

約数和(自身を除く): 2728800720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 11880, 23760, 41647, 83294, 124941, 166588, 208235, 249882, 333176, 374823, 416470, 458117, 499764, 624705, 666352, 749646, 832940, 916234, 999528, 1124469, 1249410, 1374351, 1499292, 1665880, 1832468, 1874115, 1999056, 2248938, 2290585, 2498820, 2748702, 2998584, 3331760, 3664936, 3748230, 4123053, 4497876, 4581170, 4997640, 5497404, 5622345, 5997168, 6871755, 7329872, 7496460, 8246106, 8995752, 9162340, 9995280, 10994808, 11244690, 12369159, 13743510, 14992920, 16492212, 17991504, 18324680, 20615265, 21989616, 22489380, 24738318, 27487020, 29985840, 32984424, 36649360, 41230530, 44978760, 49476636, 54974040, 61845795, 65968848, 82461060, 89957520, 98953272, 109948080, 123691590, 164922120, 197906544, 247383180, 329844240, 494766360, 989532720]

約数ペア:

[(1, 989532720), (2, 494766360), (3, 329844240), (4, 247383180), (5, 197906544), (6, 164922120), (8, 123691590), (9, 109948080), (10, 98953272), (11, 89957520), (12, 82461060), (15, 65968848), (16, 61845795), (18, 54974040), (20, 49476636), (22, 44978760), (24, 41230530), (27, 36649360), (30, 32984424), (33, 29985840), (36, 27487020), (40, 24738318), (44, 22489380), (45, 21989616), (48, 20615265), (54, 18324680), (55, 17991504), (60, 16492212), (66, 14992920), (72, 13743510), (80, 12369159), (88, 11244690), (90, 10994808), (99, 9995280), (108, 9162340), (110, 8995752), (120, 8246106), (132, 7496460), (135, 7329872), (144, 6871755), (165, 5997168), (176, 5622345), (180, 5497404), (198, 4997640), (216, 4581170), (220, 4497876), (240, 4123053), (264, 3748230), (270, 3664936), (297, 3331760), (330, 2998584), (360, 2748702), (396, 2498820), (432, 2290585), (440, 2248938), (495, 1999056), (528, 1874115), (540, 1832468), (594, 1665880), (660, 1499292), (720, 1374351), (792, 1249410), (880, 1124469), (990, 999528), (1080, 916234), (1188, 832940), (1320, 749646), (1485, 666352), (1584, 624705), (1980, 499764), (2160, 458117), (2376, 416470), (2640, 374823), (2970, 333176), (3960, 249882), (4752, 208235), (5940, 166588), (7920, 124941), (11880, 83294), (23760, 41647)]