31216428

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 87816960

約数和(自身を除く): 56600532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 59, 69, 71, 81, 92, 108, 118, 138, 142, 162, 177, 207, 213, 236, 276, 284, 324, 354, 414, 426, 531, 621, 639, 708, 828, 852, 1062, 1242, 1278, 1357, 1593, 1633, 1863, 1917, 2124, 2484, 2556, 2714, 3186, 3266, 3726, 3834, 4071, 4189, 4779, 4899, 5428, 5751, 6372, 6532, 7452, 7668, 8142, 8378, 9558, 9798, 11502, 12213, 12567, 14697, 16284, 16756, 19116, 19596, 23004, 24426, 25134, 29394, 36639, 37701, 44091, 48852, 50268, 58788, 73278, 75402, 88182, 96347, 109917, 113103, 132273, 146556, 150804, 176364, 192694, 219834, 226206, 264546, 289041, 339309, 385388, 439668, 452412, 529092, 578082, 678618, 867123, 1156164, 1357236, 1734246, 2601369, 3468492, 5202738, 7804107, 10405476, 15608214, 31216428]

約数ペア:

[(1, 31216428), (2, 15608214), (3, 10405476), (4, 7804107), (6, 5202738), (9, 3468492), (12, 2601369), (18, 1734246), (23, 1357236), (27, 1156164), (36, 867123), (46, 678618), (54, 578082), (59, 529092), (69, 452412), (71, 439668), (81, 385388), (92, 339309), (108, 289041), (118, 264546), (138, 226206), (142, 219834), (162, 192694), (177, 176364), (207, 150804), (213, 146556), (236, 132273), (276, 113103), (284, 109917), (324, 96347), (354, 88182), (414, 75402), (426, 73278), (531, 58788), (621, 50268), (639, 48852), (708, 44091), (828, 37701), (852, 36639), (1062, 29394), (1242, 25134), (1278, 24426), (1357, 23004), (1593, 19596), (1633, 19116), (1863, 16756), (1917, 16284), (2124, 14697), (2484, 12567), (2556, 12213), (2714, 11502), (3186, 9798), (3266, 9558), (3726, 8378), (3834, 8142), (4071, 7668), (4189, 7452), (4779, 6532), (4899, 6372), (5428, 5751)]