64759440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1129}}^1$

素因数の和:1384

約数の個数: 80

約数和(自身を含む): 201772800

約数和(自身を除く): 137013360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 478, 717, 956, 1129, 1195, 1434, 1912, 2258, 2390, 2868, 3387, 3585, 3824, 4516, 4780, 5645, 5736, 6774, 7170, 9032, 9560, 11290, 11472, 13548, 14340, 16935, 18064, 19120, 22580, 27096, 28680, 33870, 45160, 54192, 57360, 67740, 90320, 135480, 269831, 270960, 539662, 809493, 1079324, 1349155, 1618986, 2158648, 2698310, 3237972, 4047465, 4317296, 5396620, 6475944, 8094930, 10793240, 12951888, 16189860, 21586480, 32379720, 64759440]

約数ペア:

[(1, 64759440), (2, 32379720), (3, 21586480), (4, 16189860), (5, 12951888), (6, 10793240), (8, 8094930), (10, 6475944), (12, 5396620), (15, 4317296), (16, 4047465), (20, 3237972), (24, 2698310), (30, 2158648), (40, 1618986), (48, 1349155), (60, 1079324), (80, 809493), (120, 539662), (239, 270960), (240, 269831), (478, 135480), (717, 90320), (956, 67740), (1129, 57360), (1195, 54192), (1434, 45160), (1912, 33870), (2258, 28680), (2390, 27096), (2868, 22580), (3387, 19120), (3585, 18064), (3824, 16935), (4516, 14340), (4780, 13548), (5645, 11472), (5736, 11290), (6774, 9560), (7170, 9032)]