181492488

素因数分解:

$2^3\times 3^4\times {\mathrm{379}}^1\times {\mathrm{739}}^1$

素因数の和:1136

約数の個数: 80

約数和(自身を含む): 510378000

約数和(自身を除く): 328885512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 379, 648, 739, 758, 1137, 1478, 1516, 2217, 2274, 2956, 3032, 3411, 4434, 4548, 5912, 6651, 6822, 8868, 9096, 10233, 13302, 13644, 17736, 19953, 20466, 26604, 27288, 30699, 39906, 40932, 53208, 59859, 61398, 79812, 81864, 119718, 122796, 159624, 239436, 245592, 280081, 478872, 560162, 840243, 1120324, 1680486, 2240648, 2520729, 3360972, 5041458, 6721944, 7562187, 10082916, 15124374, 20165832, 22686561, 30248748, 45373122, 60497496, 90746244, 181492488]

約数ペア:

[(1, 181492488), (2, 90746244), (3, 60497496), (4, 45373122), (6, 30248748), (8, 22686561), (9, 20165832), (12, 15124374), (18, 10082916), (24, 7562187), (27, 6721944), (36, 5041458), (54, 3360972), (72, 2520729), (81, 2240648), (108, 1680486), (162, 1120324), (216, 840243), (324, 560162), (379, 478872), (648, 280081), (739, 245592), (758, 239436), (1137, 159624), (1478, 122796), (1516, 119718), (2217, 81864), (2274, 79812), (2956, 61398), (3032, 59859), (3411, 53208), (4434, 40932), (4548, 39906), (5912, 30699), (6651, 27288), (6822, 26604), (8868, 20466), (9096, 19953), (10233, 17736), (13302, 13644)]