181784880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4139}}^1$

素因数の和:4219

約数の個数: 120

約数和(自身を含む): 620652240

約数和(自身を除く): 438867360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4139, 4392, 4880, 5490, 7320, 8278, 8784, 10980, 12417, 14640, 16556, 20695, 21960, 24834, 33112, 37251, 41390, 43920, 49668, 62085, 66224, 74502, 82780, 99336, 124170, 149004, 165560, 186255, 198672, 248340, 252479, 298008, 331120, 372510, 496680, 504958, 596016, 745020, 757437, 993360, 1009916, 1262395, 1490040, 1514874, 2019832, 2272311, 2524790, 2980080, 3029748, 3787185, 4039664, 4544622, 5049580, 6059496, 7574370, 9089244, 10099160, 11361555, 12118992, 15148740, 18178488, 20198320, 22723110, 30297480, 36356976, 45446220, 60594960, 90892440, 181784880]

約数ペア:

[(1, 181784880), (2, 90892440), (3, 60594960), (4, 45446220), (5, 36356976), (6, 30297480), (8, 22723110), (9, 20198320), (10, 18178488), (12, 15148740), (15, 12118992), (16, 11361555), (18, 10099160), (20, 9089244), (24, 7574370), (30, 6059496), (36, 5049580), (40, 4544622), (45, 4039664), (48, 3787185), (60, 3029748), (61, 2980080), (72, 2524790), (80, 2272311), (90, 2019832), (120, 1514874), (122, 1490040), (144, 1262395), (180, 1009916), (183, 993360), (240, 757437), (244, 745020), (305, 596016), (360, 504958), (366, 496680), (488, 372510), (549, 331120), (610, 298008), (720, 252479), (732, 248340), (915, 198672), (976, 186255), (1098, 165560), (1220, 149004), (1464, 124170), (1830, 99336), (2196, 82780), (2440, 74502), (2745, 66224), (2928, 62085), (3660, 49668), (4139, 43920), (4392, 41390), (4880, 37251), (5490, 33112), (7320, 24834), (8278, 21960), (8784, 20695), (10980, 16556), (12417, 14640)]