2749037640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{1051}}^1$

素因数の和:1443

約数の個数: 128

約数和(自身を含む): 8398494720

約数和(自身を除く): 5649457080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 307, 355, 426, 568, 614, 710, 852, 921, 1051, 1065, 1228, 1420, 1535, 1704, 1842, 2102, 2130, 2456, 2840, 3070, 3153, 3684, 4204, 4260, 4605, 5255, 6140, 6306, 7368, 8408, 8520, 9210, 10510, 12280, 12612, 15765, 18420, 21020, 21797, 25224, 31530, 36840, 42040, 43594, 63060, 65391, 74621, 87188, 108985, 126120, 130782, 149242, 174376, 217970, 223863, 261564, 298484, 322657, 326955, 373105, 435940, 447726, 523128, 596968, 645314, 653910, 746210, 871880, 895452, 967971, 1119315, 1290628, 1307820, 1492420, 1613285, 1790904, 1935942, 2238630, 2581256, 2615640, 2984840, 3226570, 3871884, 4477260, 4839855, 6453140, 7743768, 8954520, 9679710, 12906280, 19359420, 22908647, 38718840, 45817294, 68725941, 91634588, 114543235, 137451882, 183269176, 229086470, 274903764, 343629705, 458172940, 549807528, 687259410, 916345880, 1374518820, 2749037640]

約数ペア:

[(1, 2749037640), (2, 1374518820), (3, 916345880), (4, 687259410), (5, 549807528), (6, 458172940), (8, 343629705), (10, 274903764), (12, 229086470), (15, 183269176), (20, 137451882), (24, 114543235), (30, 91634588), (40, 68725941), (60, 45817294), (71, 38718840), (120, 22908647), (142, 19359420), (213, 12906280), (284, 9679710), (307, 8954520), (355, 7743768), (426, 6453140), (568, 4839855), (614, 4477260), (710, 3871884), (852, 3226570), (921, 2984840), (1051, 2615640), (1065, 2581256), (1228, 2238630), (1420, 1935942), (1535, 1790904), (1704, 1613285), (1842, 1492420), (2102, 1307820), (2130, 1290628), (2456, 1119315), (2840, 967971), (3070, 895452), (3153, 871880), (3684, 746210), (4204, 653910), (4260, 645314), (4605, 596968), (5255, 523128), (6140, 447726), (6306, 435940), (7368, 373105), (8408, 326955), (8520, 322657), (9210, 298484), (10510, 261564), (12280, 223863), (12612, 217970), (15765, 174376), (18420, 149242), (21020, 130782), (21797, 126120), (25224, 108985), (31530, 87188), (36840, 74621), (42040, 65391), (43594, 63060)]