51990960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{4421}}^1$

素因数の和:4451

約数の個数: 120

約数和(自身を含む): 187528176

約数和(自身を除く): 135537216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 4421, 5880, 8842, 11760, 13263, 17684, 22105, 26526, 30947, 35368, 44210, 53052, 61894, 66315, 70736, 88420, 92841, 106104, 123788, 132630, 154735, 176840, 185682, 212208, 216629, 247576, 265260, 309470, 353680, 371364, 433258, 464205, 495152, 530520, 618940, 649887, 742728, 866516, 928410, 1061040, 1083145, 1237880, 1299774, 1485456, 1733032, 1856820, 2166290, 2475760, 2599548, 3249435, 3466064, 3713640, 4332580, 5199096, 6498870, 7427280, 8665160, 10398192, 12997740, 17330320, 25995480, 51990960]

約数ペア:

[(1, 51990960), (2, 25995480), (3, 17330320), (4, 12997740), (5, 10398192), (6, 8665160), (7, 7427280), (8, 6498870), (10, 5199096), (12, 4332580), (14, 3713640), (15, 3466064), (16, 3249435), (20, 2599548), (21, 2475760), (24, 2166290), (28, 1856820), (30, 1733032), (35, 1485456), (40, 1299774), (42, 1237880), (48, 1083145), (49, 1061040), (56, 928410), (60, 866516), (70, 742728), (80, 649887), (84, 618940), (98, 530520), (105, 495152), (112, 464205), (120, 433258), (140, 371364), (147, 353680), (168, 309470), (196, 265260), (210, 247576), (240, 216629), (245, 212208), (280, 185682), (294, 176840), (336, 154735), (392, 132630), (420, 123788), (490, 106104), (560, 92841), (588, 88420), (735, 70736), (784, 66315), (840, 61894), (980, 53052), (1176, 44210), (1470, 35368), (1680, 30947), (1960, 26526), (2352, 22105), (2940, 17684), (3920, 13263), (4421, 11760), (5880, 8842)]