81460932

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 235952640

約数和(自身を除く): 154491708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 41, 42, 49, 62, 82, 84, 93, 98, 109, 123, 124, 147, 164, 186, 196, 217, 218, 246, 287, 294, 327, 372, 434, 436, 492, 574, 588, 651, 654, 763, 861, 868, 1148, 1271, 1302, 1308, 1519, 1526, 1722, 2009, 2289, 2542, 2604, 3038, 3052, 3379, 3444, 3813, 4018, 4469, 4557, 4578, 5084, 5341, 6027, 6076, 6758, 7626, 8036, 8897, 8938, 9114, 9156, 10137, 10682, 12054, 13407, 13516, 15252, 16023, 17794, 17876, 18228, 20274, 21364, 23653, 24108, 26691, 26814, 31283, 32046, 35588, 40548, 47306, 53382, 53628, 62279, 62566, 64092, 70959, 93849, 94612, 106764, 124558, 125132, 138539, 141918, 165571, 186837, 187698, 218981, 249116, 277078, 283836, 331142, 373674, 375396, 415617, 437962, 496713, 554156, 656943, 662284, 747348, 831234, 875924, 969773, 993426, 1313886, 1662468, 1939546, 1986852, 2627772, 2909319, 3879092, 5818638, 6788411, 11637276, 13576822, 20365233, 27153644, 40730466, 81460932]

約数ペア:

[(1, 81460932), (2, 40730466), (3, 27153644), (4, 20365233), (6, 13576822), (7, 11637276), (12, 6788411), (14, 5818638), (21, 3879092), (28, 2909319), (31, 2627772), (41, 1986852), (42, 1939546), (49, 1662468), (62, 1313886), (82, 993426), (84, 969773), (93, 875924), (98, 831234), (109, 747348), (123, 662284), (124, 656943), (147, 554156), (164, 496713), (186, 437962), (196, 415617), (217, 375396), (218, 373674), (246, 331142), (287, 283836), (294, 277078), (327, 249116), (372, 218981), (434, 187698), (436, 186837), (492, 165571), (574, 141918), (588, 138539), (651, 125132), (654, 124558), (763, 106764), (861, 94612), (868, 93849), (1148, 70959), (1271, 64092), (1302, 62566), (1308, 62279), (1519, 53628), (1526, 53382), (1722, 47306), (2009, 40548), (2289, 35588), (2542, 32046), (2604, 31283), (3038, 26814), (3052, 26691), (3379, 24108), (3444, 23653), (3813, 21364), (4018, 20274), (4469, 18228), (4557, 17876), (4578, 17794), (5084, 16023), (5341, 15252), (6027, 13516), (6076, 13407), (6758, 12054), (7626, 10682), (8036, 10137), (8897, 9156), (8938, 9114)]