50688540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{821}}^1$

素因数の和:857

約数の個数: 144

約数和(自身を含む): 179524800

約数和(自身を除く): 128836260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 821, 882, 980, 1029, 1260, 1372, 1470, 1642, 1715, 1764, 2058, 2205, 2463, 2940, 3087, 3284, 3430, 4105, 4116, 4410, 4926, 5145, 5747, 6174, 6860, 7389, 8210, 8820, 9852, 10290, 11494, 12315, 12348, 14778, 15435, 16420, 17241, 20580, 22988, 24630, 28735, 29556, 30870, 34482, 36945, 40229, 49260, 51723, 57470, 61740, 68964, 73890, 80458, 86205, 103446, 114940, 120687, 147780, 160916, 172410, 201145, 206892, 241374, 258615, 281603, 344820, 362061, 402290, 482748, 517230, 563206, 603435, 724122, 804580, 844809, 1034460, 1126412, 1206870, 1408015, 1448244, 1689618, 1810305, 2413740, 2534427, 2816030, 3379236, 3620610, 4224045, 5068854, 5632060, 7241220, 8448090, 10137708, 12672135, 16896180, 25344270, 50688540]

約数ペア:

[(1, 50688540), (2, 25344270), (3, 16896180), (4, 12672135), (5, 10137708), (6, 8448090), (7, 7241220), (9, 5632060), (10, 5068854), (12, 4224045), (14, 3620610), (15, 3379236), (18, 2816030), (20, 2534427), (21, 2413740), (28, 1810305), (30, 1689618), (35, 1448244), (36, 1408015), (42, 1206870), (45, 1126412), (49, 1034460), (60, 844809), (63, 804580), (70, 724122), (84, 603435), (90, 563206), (98, 517230), (105, 482748), (126, 402290), (140, 362061), (147, 344820), (180, 281603), (196, 258615), (210, 241374), (245, 206892), (252, 201145), (294, 172410), (315, 160916), (343, 147780), (420, 120687), (441, 114940), (490, 103446), (588, 86205), (630, 80458), (686, 73890), (735, 68964), (821, 61740), (882, 57470), (980, 51723), (1029, 49260), (1260, 40229), (1372, 36945), (1470, 34482), (1642, 30870), (1715, 29556), (1764, 28735), (2058, 24630), (2205, 22988), (2463, 20580), (2940, 17241), (3087, 16420), (3284, 15435), (3430, 14778), (4105, 12348), (4116, 12315), (4410, 11494), (4926, 10290), (5145, 9852), (5747, 8820), (6174, 8210), (6860, 7389)]