51205560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1365

約数の個数: 128

約数和(自身を含む): 179435520

約数和(自身を除く): 128229960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1297, 1316, 1410, 1645, 1880, 1974, 2594, 2632, 2820, 3290, 3891, 3948, 4935, 5188, 5640, 6485, 6580, 7782, 7896, 9079, 9870, 10376, 12970, 13160, 15564, 18158, 19455, 19740, 25940, 27237, 31128, 36316, 38910, 39480, 45395, 51880, 54474, 60959, 72632, 77820, 90790, 108948, 121918, 136185, 155640, 181580, 182877, 217896, 243836, 272370, 304795, 363160, 365754, 426713, 487672, 544740, 609590, 731508, 853426, 914385, 1089480, 1219180, 1280139, 1463016, 1706852, 1828770, 2133565, 2438360, 2560278, 3413704, 3657540, 4267130, 5120556, 6400695, 7315080, 8534260, 10241112, 12801390, 17068520, 25602780, 51205560]

約数ペア:

[(1, 51205560), (2, 25602780), (3, 17068520), (4, 12801390), (5, 10241112), (6, 8534260), (7, 7315080), (8, 6400695), (10, 5120556), (12, 4267130), (14, 3657540), (15, 3413704), (20, 2560278), (21, 2438360), (24, 2133565), (28, 1828770), (30, 1706852), (35, 1463016), (40, 1280139), (42, 1219180), (47, 1089480), (56, 914385), (60, 853426), (70, 731508), (84, 609590), (94, 544740), (105, 487672), (120, 426713), (140, 365754), (141, 363160), (168, 304795), (188, 272370), (210, 243836), (235, 217896), (280, 182877), (282, 181580), (329, 155640), (376, 136185), (420, 121918), (470, 108948), (564, 90790), (658, 77820), (705, 72632), (840, 60959), (940, 54474), (987, 51880), (1128, 45395), (1297, 39480), (1316, 38910), (1410, 36316), (1645, 31128), (1880, 27237), (1974, 25940), (2594, 19740), (2632, 19455), (2820, 18158), (3290, 15564), (3891, 13160), (3948, 12970), (4935, 10376), (5188, 9870), (5640, 9079), (6485, 7896), (6580, 7782)]