51320640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{1091}}^1$

素因数の和:1125

約数の個数: 168

約数和(自身を含む): 189719712

約数和(自身を除く): 138399072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1091, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2182, 2240, 2352, 2940, 3136, 3273, 3360, 3920, 4364, 4704, 5455, 5880, 6546, 6720, 7637, 7840, 8728, 9408, 10910, 11760, 13092, 15274, 15680, 16365, 17456, 21820, 22911, 23520, 26184, 30548, 32730, 34912, 38185, 43640, 45822, 47040, 52368, 53459, 61096, 65460, 69824, 76370, 87280, 91644, 104736, 106918, 114555, 122192, 130920, 152740, 160377, 174560, 183288, 209472, 213836, 229110, 244384, 261840, 267295, 305480, 320754, 349120, 366576, 427672, 458220, 488768, 523680, 534590, 610960, 641508, 733152, 801885, 855344, 916440, 1047360, 1069180, 1221920, 1283016, 1466304, 1603770, 1710688, 1832880, 2138360, 2443840, 2566032, 3207540, 3421376, 3665760, 4276720, 5132064, 6415080, 7331520, 8553440, 10264128, 12830160, 17106880, 25660320, 51320640]

約数ペア:

[(1, 51320640), (2, 25660320), (3, 17106880), (4, 12830160), (5, 10264128), (6, 8553440), (7, 7331520), (8, 6415080), (10, 5132064), (12, 4276720), (14, 3665760), (15, 3421376), (16, 3207540), (20, 2566032), (21, 2443840), (24, 2138360), (28, 1832880), (30, 1710688), (32, 1603770), (35, 1466304), (40, 1283016), (42, 1221920), (48, 1069180), (49, 1047360), (56, 916440), (60, 855344), (64, 801885), (70, 733152), (80, 641508), (84, 610960), (96, 534590), (98, 523680), (105, 488768), (112, 458220), (120, 427672), (140, 366576), (147, 349120), (160, 320754), (168, 305480), (192, 267295), (196, 261840), (210, 244384), (224, 229110), (240, 213836), (245, 209472), (280, 183288), (294, 174560), (320, 160377), (336, 152740), (392, 130920), (420, 122192), (448, 114555), (480, 106918), (490, 104736), (560, 91644), (588, 87280), (672, 76370), (735, 69824), (784, 65460), (840, 61096), (960, 53459), (980, 52368), (1091, 47040), (1120, 45822), (1176, 43640), (1344, 38185), (1470, 34912), (1568, 32730), (1680, 30548), (1960, 26184), (2182, 23520), (2240, 22911), (2352, 21820), (2940, 17456), (3136, 16365), (3273, 15680), (3360, 15274), (3920, 13092), (4364, 11760), (4704, 10910), (5455, 9408), (5880, 8728), (6546, 7840), (6720, 7637)]