261921384

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^2\times {\mathrm{3359}}^1$

素因数の和:3412

約数の個数: 96

約数和(自身を含む): 768096000

約数和(自身を除く): 506174616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 361, 456, 513, 684, 722, 1026, 1083, 1368, 1444, 2052, 2166, 2888, 3249, 3359, 4104, 4332, 6498, 6718, 8664, 9747, 10077, 12996, 13436, 19494, 20154, 25992, 26872, 30231, 38988, 40308, 60462, 63821, 77976, 80616, 90693, 120924, 127642, 181386, 191463, 241848, 255284, 362772, 382926, 510568, 574389, 725544, 765852, 1148778, 1212599, 1531704, 1723167, 2297556, 2425198, 3446334, 3637797, 4595112, 4850396, 6892668, 7275594, 9700792, 10913391, 13785336, 14551188, 21826782, 29102376, 32740173, 43653564, 65480346, 87307128, 130960692, 261921384]

約数ペア:

[(1, 261921384), (2, 130960692), (3, 87307128), (4, 65480346), (6, 43653564), (8, 32740173), (9, 29102376), (12, 21826782), (18, 14551188), (19, 13785336), (24, 10913391), (27, 9700792), (36, 7275594), (38, 6892668), (54, 4850396), (57, 4595112), (72, 3637797), (76, 3446334), (108, 2425198), (114, 2297556), (152, 1723167), (171, 1531704), (216, 1212599), (228, 1148778), (342, 765852), (361, 725544), (456, 574389), (513, 510568), (684, 382926), (722, 362772), (1026, 255284), (1083, 241848), (1368, 191463), (1444, 181386), (2052, 127642), (2166, 120924), (2888, 90693), (3249, 80616), (3359, 77976), (4104, 63821), (4332, 60462), (6498, 40308), (6718, 38988), (8664, 30231), (9747, 26872), (10077, 25992), (12996, 20154), (13436, 19494)]