7146781.00000000

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1697}}^1$

素因数の和:1783

約数の個数: 72

約数和(自身を含む): 66751776

約数和(自身を除く): 45064116

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, 1697, 2130, 2556, 3195, 3394, 4260, 5091, 6390, 6788, 8485, 10182, 12780, 15273, 16970, 20364, 25455, 30546, 33940, 50910, 61092, 76365, 101820, 120487, 152730, 240974, 305460, 361461, 481948, 602435, 722922, 1084383, 1204870, 1445844, 1807305, 2168766, 2409740, 3614610, 4337532, 5421915, 7229220, 10843830, 21687660]

約数ペア:

[(1, 21687660), (2, 10843830), (3, 7229220), (4, 5421915), (5, 4337532), (6, 3614610), (9, 2409740), (10, 2168766), (12, 1807305), (15, 1445844), (18, 1204870), (20, 1084383), (30, 722922), (36, 602435), (45, 481948), (60, 361461), (71, 305460), (90, 240974), (142, 152730), (180, 120487), (213, 101820), (284, 76365), (355, 61092), (426, 50910), (639, 33940), (710, 30546), (852, 25455), (1065, 20364), (1278, 16970), (1420, 15273), (1697, 12780), (2130, 10182), (2556, 8485), (3195, 6788), (3394, 6390), (4260, 5091)]