31653480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 100270080

約数和(自身を除く): 68616600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 67, 93, 120, 124, 127, 134, 155, 186, 201, 248, 254, 268, 310, 335, 372, 381, 402, 465, 508, 536, 620, 635, 670, 744, 762, 804, 930, 1005, 1016, 1240, 1270, 1340, 1524, 1608, 1860, 1905, 2010, 2077, 2540, 2680, 3048, 3720, 3810, 3937, 4020, 4154, 5080, 6231, 7620, 7874, 8040, 8308, 8509, 10385, 11811, 12462, 15240, 15748, 16616, 17018, 19685, 20770, 23622, 24924, 25527, 31155, 31496, 34036, 39370, 41540, 42545, 47244, 49848, 51054, 59055, 62310, 68072, 78740, 83080, 85090, 94488, 102108, 118110, 124620, 127635, 157480, 170180, 204216, 236220, 249240, 255270, 263779, 340360, 472440, 510540, 527558, 791337, 1021080, 1055116, 1318895, 1582674, 2110232, 2637790, 3165348, 3956685, 5275580, 6330696, 7913370, 10551160, 15826740, 31653480]

約数ペア:

[(1, 31653480), (2, 15826740), (3, 10551160), (4, 7913370), (5, 6330696), (6, 5275580), (8, 3956685), (10, 3165348), (12, 2637790), (15, 2110232), (20, 1582674), (24, 1318895), (30, 1055116), (31, 1021080), (40, 791337), (60, 527558), (62, 510540), (67, 472440), (93, 340360), (120, 263779), (124, 255270), (127, 249240), (134, 236220), (155, 204216), (186, 170180), (201, 157480), (248, 127635), (254, 124620), (268, 118110), (310, 102108), (335, 94488), (372, 85090), (381, 83080), (402, 78740), (465, 68072), (508, 62310), (536, 59055), (620, 51054), (635, 49848), (670, 47244), (744, 42545), (762, 41540), (804, 39370), (930, 34036), (1005, 31496), (1016, 31155), (1240, 25527), (1270, 24924), (1340, 23622), (1524, 20770), (1608, 19685), (1860, 17018), (1905, 16616), (2010, 15748), (2077, 15240), (2540, 12462), (2680, 11811), (3048, 10385), (3720, 8509), (3810, 8308), (3937, 8040), (4020, 7874), (4154, 7620), (5080, 6231)]