15215004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 44335200

約数和(自身を除く): 29120196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 173, 252, 346, 349, 519, 692, 698, 1038, 1047, 1211, 1396, 1557, 2076, 2094, 2422, 2443, 3114, 3141, 3633, 4188, 4844, 4886, 6228, 6282, 7266, 7329, 9772, 10899, 12564, 14532, 14658, 21798, 21987, 29316, 43596, 43974, 60377, 87948, 120754, 181131, 241508, 362262, 422639, 543393, 724524, 845278, 1086786, 1267917, 1690556, 2173572, 2535834, 3803751, 5071668, 7607502, 15215004]

約数ペア:

[(1, 15215004), (2, 7607502), (3, 5071668), (4, 3803751), (6, 2535834), (7, 2173572), (9, 1690556), (12, 1267917), (14, 1086786), (18, 845278), (21, 724524), (28, 543393), (36, 422639), (42, 362262), (63, 241508), (84, 181131), (126, 120754), (173, 87948), (252, 60377), (346, 43974), (349, 43596), (519, 29316), (692, 21987), (698, 21798), (1038, 14658), (1047, 14532), (1211, 12564), (1396, 10899), (1557, 9772), (2076, 7329), (2094, 7266), (2422, 6282), (2443, 6228), (3114, 4886), (3141, 4844), (3633, 4188)]