91495740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31121}}^1$

素因数の和:31147

約数の個数: 72

約数和(自身を含む): 298024272

約数和(自身を除く): 206528532

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, 420, 490, 588, 735, 980, 1470, 2940, 31121, 62242, 93363, 124484, 155605, 186726, 217847, 311210, 373452, 435694, 466815, 622420, 653541, 871388, 933630, 1089235, 1307082, 1524929, 1867260, 2178470, 2614164, 3049858, 3267705, 4356940, 4574787, 6099716, 6535410, 7624645, 9149574, 13070820, 15249290, 18299148, 22873935, 30498580, 45747870, 91495740]

約数ペア:

[(1, 91495740), (2, 45747870), (3, 30498580), (4, 22873935), (5, 18299148), (6, 15249290), (7, 13070820), (10, 9149574), (12, 7624645), (14, 6535410), (15, 6099716), (20, 4574787), (21, 4356940), (28, 3267705), (30, 3049858), (35, 2614164), (42, 2178470), (49, 1867260), (60, 1524929), (70, 1307082), (84, 1089235), (98, 933630), (105, 871388), (140, 653541), (147, 622420), (196, 466815), (210, 435694), (245, 373452), (294, 311210), (420, 217847), (490, 186726), (588, 155605), (735, 124484), (980, 93363), (1470, 62242), (2940, 31121)]