66322480

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{2417}}^1$

素因数の和:2451

約数の個数: 80

約数和(自身を含む): 179899200

約数和(自身を除く): 113576720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2417, 2744, 3430, 3920, 4834, 5488, 6860, 9668, 12085, 13720, 16919, 19336, 24170, 27440, 33838, 38672, 48340, 67676, 84595, 96680, 118433, 135352, 169190, 193360, 236866, 270704, 338380, 473732, 592165, 676760, 829031, 947464, 1184330, 1353520, 1658062, 1894928, 2368660, 3316124, 4145155, 4737320, 6632248, 8290310, 9474640, 13264496, 16580620, 33161240, 66322480]

約数ペア:

[(1, 66322480), (2, 33161240), (4, 16580620), (5, 13264496), (7, 9474640), (8, 8290310), (10, 6632248), (14, 4737320), (16, 4145155), (20, 3316124), (28, 2368660), (35, 1894928), (40, 1658062), (49, 1353520), (56, 1184330), (70, 947464), (80, 829031), (98, 676760), (112, 592165), (140, 473732), (196, 338380), (245, 270704), (280, 236866), (343, 193360), (392, 169190), (490, 135352), (560, 118433), (686, 96680), (784, 84595), (980, 67676), (1372, 48340), (1715, 38672), (1960, 33838), (2417, 27440), (2744, 24170), (3430, 19336), (3920, 16919), (4834, 13720), (5488, 12085), (6860, 9668)]