1181824140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{401981}}^1$

素因数の和:402007

約数の個数: 72

約数和(自身を含む): 3849379632

約数和(自身を除く): 2667555492

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, 401981, 803962, 1205943, 1607924, 2009905, 2411886, 2813867, 4019810, 4823772, 5627734, 6029715, 8039620, 8441601, 11255468, 12059430, 14069335, 16883202, 19697069, 24118860, 28138670, 33766404, 39394138, 42208005, 56277340, 59091207, 78788276, 84416010, 98485345, 118182414, 168832020, 196970690, 236364828, 295456035, 393941380, 590912070, 1181824140]

約数ペア:

[(1, 1181824140), (2, 590912070), (3, 393941380), (4, 295456035), (5, 236364828), (6, 196970690), (7, 168832020), (10, 118182414), (12, 98485345), (14, 84416010), (15, 78788276), (20, 59091207), (21, 56277340), (28, 42208005), (30, 39394138), (35, 33766404), (42, 28138670), (49, 24118860), (60, 19697069), (70, 16883202), (84, 14069335), (98, 12059430), (105, 11255468), (140, 8441601), (147, 8039620), (196, 6029715), (210, 5627734), (245, 4823772), (294, 4019810), (420, 2813867), (490, 2411886), (588, 2009905), (735, 1607924), (980, 1205943), (1470, 803962), (2940, 401981)]