3976918740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{311183}}^1$

素因数の和:311269

約数の個数: 72

約数和(自身を含む): 12233265408

約数和(自身を除く): 8256346668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 311183, 622366, 933549, 1244732, 1555915, 1867098, 2800647, 3111830, 3734196, 4667745, 5601294, 6223660, 9335490, 11202588, 14003235, 18670980, 22093993, 28006470, 44187986, 56012940, 66281979, 88375972, 110469965, 132563958, 198845937, 220939930, 265127916, 331409895, 397691874, 441879860, 662819790, 795383748, 994229685, 1325639580, 1988459370, 3976918740]

約数ペア:

[(1, 3976918740), (2, 1988459370), (3, 1325639580), (4, 994229685), (5, 795383748), (6, 662819790), (9, 441879860), (10, 397691874), (12, 331409895), (15, 265127916), (18, 220939930), (20, 198845937), (30, 132563958), (36, 110469965), (45, 88375972), (60, 66281979), (71, 56012940), (90, 44187986), (142, 28006470), (180, 22093993), (213, 18670980), (284, 14003235), (355, 11202588), (426, 9335490), (639, 6223660), (710, 5601294), (852, 4667745), (1065, 3734196), (1278, 3111830), (1420, 2800647), (2130, 1867098), (2556, 1555915), (3195, 1244732), (4260, 933549), (6390, 622366), (12780, 311183)]