656634960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1087}}^1$

素因数の和:1945

約数の個数: 120

約数和(自身を含む): 2209858560

約数和(自身を除く): 1553223600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 839, 1087, 1678, 2174, 2517, 3261, 3356, 4195, 4348, 5034, 5435, 6522, 6712, 7551, 8390, 8696, 9783, 10068, 10870, 12585, 13044, 13424, 15102, 16305, 16780, 17392, 19566, 20136, 21740, 25170, 26088, 30204, 32610, 33560, 37755, 39132, 40272, 43480, 48915, 50340, 52176, 60408, 65220, 67120, 75510, 78264, 86960, 97830, 100680, 120816, 130440, 151020, 156528, 195660, 201360, 260880, 302040, 391320, 604080, 782640, 911993, 1823986, 2735979, 3647972, 4559965, 5471958, 7295944, 8207937, 9119930, 10943916, 13679895, 14591888, 16415874, 18239860, 21887832, 27359790, 32831748, 36479720, 41039685, 43775664, 54719580, 65663496, 72959440, 82079370, 109439160, 131326992, 164158740, 218878320, 328317480, 656634960]

約数ペア:

[(1, 656634960), (2, 328317480), (3, 218878320), (4, 164158740), (5, 131326992), (6, 109439160), (8, 82079370), (9, 72959440), (10, 65663496), (12, 54719580), (15, 43775664), (16, 41039685), (18, 36479720), (20, 32831748), (24, 27359790), (30, 21887832), (36, 18239860), (40, 16415874), (45, 14591888), (48, 13679895), (60, 10943916), (72, 9119930), (80, 8207937), (90, 7295944), (120, 5471958), (144, 4559965), (180, 3647972), (240, 2735979), (360, 1823986), (720, 911993), (839, 782640), (1087, 604080), (1678, 391320), (2174, 302040), (2517, 260880), (3261, 201360), (3356, 195660), (4195, 156528), (4348, 151020), (5034, 130440), (5435, 120816), (6522, 100680), (6712, 97830), (7551, 86960), (8390, 78264), (8696, 75510), (9783, 67120), (10068, 65220), (10870, 60408), (12585, 52176), (13044, 50340), (13424, 48915), (15102, 43480), (16305, 40272), (16780, 39132), (17392, 37755), (19566, 33560), (20136, 32610), (21740, 30204), (25170, 26088)]