168744564

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{617}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 437306688

約数和(自身を除く): 268562124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 107, 142, 213, 214, 284, 321, 426, 428, 617, 639, 642, 852, 963, 1234, 1278, 1284, 1851, 1926, 2468, 2556, 3702, 3852, 5553, 7404, 7597, 11106, 15194, 22212, 22791, 30388, 43807, 45582, 66019, 68373, 87614, 91164, 131421, 132038, 136746, 175228, 198057, 262842, 264076, 273492, 394263, 396114, 525684, 594171, 788526, 792228, 1188342, 1577052, 2376684, 4687349, 9374698, 14062047, 18749396, 28124094, 42186141, 56248188, 84372282, 168744564]

約数ペア:

[(1, 168744564), (2, 84372282), (3, 56248188), (4, 42186141), (6, 28124094), (9, 18749396), (12, 14062047), (18, 9374698), (36, 4687349), (71, 2376684), (107, 1577052), (142, 1188342), (213, 792228), (214, 788526), (284, 594171), (321, 525684), (426, 396114), (428, 394263), (617, 273492), (639, 264076), (642, 262842), (852, 198057), (963, 175228), (1234, 136746), (1278, 132038), (1284, 131421), (1851, 91164), (1926, 87614), (2468, 68373), (2556, 66019), (3702, 45582), (3852, 43807), (5553, 30388), (7404, 22791), (7597, 22212), (11106, 15194)]