7967640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{991}}^1$

素因数の和:1072

約数の個数: 64

約数和(自身を含む): 24284160

約数和(自身を除く): 16316520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 991, 1005, 1340, 1608, 1982, 2010, 2680, 2973, 3964, 4020, 4955, 5946, 7928, 8040, 9910, 11892, 14865, 19820, 23784, 29730, 39640, 59460, 66397, 118920, 132794, 199191, 265588, 331985, 398382, 531176, 663970, 796764, 995955, 1327940, 1593528, 1991910, 2655880, 3983820, 7967640]

約数ペア:

[(1, 7967640), (2, 3983820), (3, 2655880), (4, 1991910), (5, 1593528), (6, 1327940), (8, 995955), (10, 796764), (12, 663970), (15, 531176), (20, 398382), (24, 331985), (30, 265588), (40, 199191), (60, 132794), (67, 118920), (120, 66397), (134, 59460), (201, 39640), (268, 29730), (335, 23784), (402, 19820), (536, 14865), (670, 11892), (804, 9910), (991, 8040), (1005, 7928), (1340, 5946), (1608, 4955), (1982, 4020), (2010, 3964), (2680, 2973)]