64015020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5009}}^1$

素因数の和:5095

約数の個数: 72

約数和(自身を含む): 196953120

約数和(自身を除く): 132938100

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, 5009, 6390, 10018, 12780, 15027, 20036, 25045, 30054, 45081, 50090, 60108, 75135, 90162, 100180, 150270, 180324, 225405, 300540, 355639, 450810, 711278, 901620, 1066917, 1422556, 1778195, 2133834, 3200751, 3556390, 4267668, 5334585, 6401502, 7112780, 10669170, 12803004, 16003755, 21338340, 32007510, 64015020]

約数ペア:

[(1, 64015020), (2, 32007510), (3, 21338340), (4, 16003755), (5, 12803004), (6, 10669170), (9, 7112780), (10, 6401502), (12, 5334585), (15, 4267668), (18, 3556390), (20, 3200751), (30, 2133834), (36, 1778195), (45, 1422556), (60, 1066917), (71, 901620), (90, 711278), (142, 450810), (180, 355639), (213, 300540), (284, 225405), (355, 180324), (426, 150270), (639, 100180), (710, 90162), (852, 75135), (1065, 60108), (1278, 50090), (1420, 45081), (2130, 30054), (2556, 25045), (3195, 20036), (4260, 15027), (5009, 12780), (6390, 10018)]