215472852

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{677}}^1$

素因数の和:1118

約数の個数: 96

約数和(自身を含む): 640899840

約数和(自身を除く): 425426988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 421, 677, 756, 842, 1263, 1354, 1684, 2031, 2526, 2708, 2947, 3789, 4062, 4739, 5052, 5894, 6093, 7578, 8124, 8841, 9478, 11367, 11788, 12186, 14217, 15156, 17682, 18279, 18956, 22734, 24372, 26523, 28434, 35364, 36558, 42651, 45468, 53046, 56868, 73116, 79569, 85302, 106092, 127953, 159138, 170604, 255906, 285017, 318276, 511812, 570034, 855051, 1140068, 1710102, 1995119, 2565153, 3420204, 3990238, 5130306, 5985357, 7695459, 7980476, 10260612, 11970714, 15390918, 17956071, 23941428, 30781836, 35912142, 53868213, 71824284, 107736426, 215472852]

約数ペア:

[(1, 215472852), (2, 107736426), (3, 71824284), (4, 53868213), (6, 35912142), (7, 30781836), (9, 23941428), (12, 17956071), (14, 15390918), (18, 11970714), (21, 10260612), (27, 7980476), (28, 7695459), (36, 5985357), (42, 5130306), (54, 3990238), (63, 3420204), (84, 2565153), (108, 1995119), (126, 1710102), (189, 1140068), (252, 855051), (378, 570034), (421, 511812), (677, 318276), (756, 285017), (842, 255906), (1263, 170604), (1354, 159138), (1684, 127953), (2031, 106092), (2526, 85302), (2708, 79569), (2947, 73116), (3789, 56868), (4062, 53046), (4739, 45468), (5052, 42651), (5894, 36558), (6093, 35364), (7578, 28434), (8124, 26523), (8841, 24372), (9478, 22734), (11367, 18956), (11788, 18279), (12186, 17682), (14217, 15156)]