121482680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 128

約数和(自身を含む): 320760000

約数和(自身を除く): 199277320

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 109, 110, 136, 149, 170, 187, 218, 220, 298, 340, 374, 436, 440, 545, 596, 680, 745, 748, 872, 935, 1090, 1192, 1199, 1490, 1496, 1639, 1853, 1870, 2180, 2398, 2533, 2980, 3278, 3706, 3740, 4360, 4796, 5066, 5960, 5995, 6556, 7412, 7480, 8195, 9265, 9592, 10132, 11990, 12665, 13112, 14824, 16241, 16390, 18530, 20264, 20383, 23980, 25330, 27863, 32482, 32780, 37060, 40766, 47960, 50660, 55726, 64964, 65560, 74120, 81205, 81532, 101320, 101915, 111452, 129928, 139315, 162410, 163064, 178651, 203830, 222904, 276097, 278630, 324820, 357302, 407660, 552194, 557260, 649640, 714604, 815320, 893255, 1104388, 1114520, 1380485, 1429208, 1786510, 2208776, 2760970, 3037067, 3573020, 5521940, 6074134, 7146040, 11043880, 12148268, 15185335, 24296536, 30370670, 60741340, 121482680]

約数ペア:

[(1, 121482680), (2, 60741340), (4, 30370670), (5, 24296536), (8, 15185335), (10, 12148268), (11, 11043880), (17, 7146040), (20, 6074134), (22, 5521940), (34, 3573020), (40, 3037067), (44, 2760970), (55, 2208776), (68, 1786510), (85, 1429208), (88, 1380485), (109, 1114520), (110, 1104388), (136, 893255), (149, 815320), (170, 714604), (187, 649640), (218, 557260), (220, 552194), (298, 407660), (340, 357302), (374, 324820), (436, 278630), (440, 276097), (545, 222904), (596, 203830), (680, 178651), (745, 163064), (748, 162410), (872, 139315), (935, 129928), (1090, 111452), (1192, 101915), (1199, 101320), (1490, 81532), (1496, 81205), (1639, 74120), (1853, 65560), (1870, 64964), (2180, 55726), (2398, 50660), (2533, 47960), (2980, 40766), (3278, 37060), (3706, 32780), (3740, 32482), (4360, 27863), (4796, 25330), (5066, 23980), (5960, 20383), (5995, 20264), (6556, 18530), (7412, 16390), (7480, 16241), (8195, 14824), (9265, 13112), (9592, 12665), (10132, 11990)]