72688756

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 158004000

約数和(自身を除く): 85315244

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 131, 133, 149, 196, 262, 266, 298, 524, 532, 596, 917, 931, 1043, 1834, 1862, 2086, 2489, 2831, 3668, 3724, 4172, 4978, 5662, 6419, 7301, 9956, 11324, 12838, 14602, 17423, 19519, 19817, 25676, 29204, 34846, 39038, 39634, 69692, 78076, 79268, 121961, 136633, 138719, 243922, 273266, 277438, 370861, 487844, 546532, 554876, 741722, 956431, 1483444, 1912862, 2596027, 3825724, 5192054, 10384108, 18172189, 36344378, 72688756]

約数ペア:

[(1, 72688756), (2, 36344378), (4, 18172189), (7, 10384108), (14, 5192054), (19, 3825724), (28, 2596027), (38, 1912862), (49, 1483444), (76, 956431), (98, 741722), (131, 554876), (133, 546532), (149, 487844), (196, 370861), (262, 277438), (266, 273266), (298, 243922), (524, 138719), (532, 136633), (596, 121961), (917, 79268), (931, 78076), (1043, 69692), (1834, 39634), (1862, 39038), (2086, 34846), (2489, 29204), (2831, 25676), (3668, 19817), (3724, 19519), (4172, 17423), (4978, 14602), (5662, 12838), (6419, 11324), (7301, 9956)]