30129918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 74887680

約数和(自身を除く): 44757762

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 139, 182, 273, 278, 397, 417, 546, 794, 834, 973, 1191, 1807, 1946, 2382, 2779, 2919, 3614, 5161, 5421, 5558, 5838, 8337, 10322, 10842, 12649, 15483, 16674, 25298, 30966, 36127, 37947, 55183, 72254, 75894, 108381, 110366, 165549, 216762, 331098, 386281, 717379, 772562, 1158843, 1434758, 2152137, 2317686, 4304274, 5021653, 10043306, 15064959, 30129918]

約数ペア:

[(1, 30129918), (2, 15064959), (3, 10043306), (6, 5021653), (7, 4304274), (13, 2317686), (14, 2152137), (21, 1434758), (26, 1158843), (39, 772562), (42, 717379), (78, 386281), (91, 331098), (139, 216762), (182, 165549), (273, 110366), (278, 108381), (397, 75894), (417, 72254), (546, 55183), (794, 37947), (834, 36127), (973, 30966), (1191, 25298), (1807, 16674), (1946, 15483), (2382, 12649), (2779, 10842), (2919, 10322), (3614, 8337), (5161, 5838), (5421, 5558)]