251302380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{12211}}^1$

素因数の和:12244

約数の個数: 96

約数和(自身を含む): 820646400

約数和(自身を除く): 569344020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 10290, 12211, 20580, 24422, 36633, 48844, 61055, 73266, 85477, 122110, 146532, 170954, 183165, 244220, 256431, 341908, 366330, 427385, 512862, 598339, 732660, 854770, 1025724, 1196678, 1282155, 1709540, 1795017, 2393356, 2564310, 2991695, 3590034, 4188373, 5128620, 5983390, 7180068, 8376746, 8975085, 11966780, 12565119, 16753492, 17950170, 20941865, 25130238, 35900340, 41883730, 50260476, 62825595, 83767460, 125651190, 251302380]

約数ペア:

[(1, 251302380), (2, 125651190), (3, 83767460), (4, 62825595), (5, 50260476), (6, 41883730), (7, 35900340), (10, 25130238), (12, 20941865), (14, 17950170), (15, 16753492), (20, 12565119), (21, 11966780), (28, 8975085), (30, 8376746), (35, 7180068), (42, 5983390), (49, 5128620), (60, 4188373), (70, 3590034), (84, 2991695), (98, 2564310), (105, 2393356), (140, 1795017), (147, 1709540), (196, 1282155), (210, 1196678), (245, 1025724), (294, 854770), (343, 732660), (420, 598339), (490, 512862), (588, 427385), (686, 366330), (735, 341908), (980, 256431), (1029, 244220), (1372, 183165), (1470, 170954), (1715, 146532), (2058, 122110), (2940, 85477), (3430, 73266), (4116, 61055), (5145, 48844), (6860, 36633), (10290, 24422), (12211, 20580)]