221462160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{463}}^1\times {\mathrm{1993}}^1$

素因数の和:2472

約数の個数: 80

約数和(自身を含む): 688360704

約数和(自身を除く): 466898544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 463, 926, 1389, 1852, 1993, 2315, 2778, 3704, 3986, 4630, 5556, 5979, 6945, 7408, 7972, 9260, 9965, 11112, 11958, 13890, 15944, 18520, 19930, 22224, 23916, 27780, 29895, 31888, 37040, 39860, 47832, 55560, 59790, 79720, 95664, 111120, 119580, 159440, 239160, 478320, 922759, 1845518, 2768277, 3691036, 4613795, 5536554, 7382072, 9227590, 11073108, 13841385, 14764144, 18455180, 22146216, 27682770, 36910360, 44292432, 55365540, 73820720, 110731080, 221462160]

約数ペア:

[(1, 221462160), (2, 110731080), (3, 73820720), (4, 55365540), (5, 44292432), (6, 36910360), (8, 27682770), (10, 22146216), (12, 18455180), (15, 14764144), (16, 13841385), (20, 11073108), (24, 9227590), (30, 7382072), (40, 5536554), (48, 4613795), (60, 3691036), (80, 2768277), (120, 1845518), (240, 922759), (463, 478320), (926, 239160), (1389, 159440), (1852, 119580), (1993, 111120), (2315, 95664), (2778, 79720), (3704, 59790), (3986, 55560), (4630, 47832), (5556, 39860), (5979, 37040), (6945, 31888), (7408, 29895), (7972, 27780), (9260, 23916), (9965, 22224), (11112, 19930), (11958, 18520), (13890, 15944)]