31531260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1627}}^1$

素因数の和:1675

約数の個数: 96

約数和(自身を含む): 98461440

約数和(自身を除く): 66930180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1627, 1938, 3230, 3254, 3876, 4845, 4881, 6460, 6508, 8135, 9690, 9762, 16270, 19380, 19524, 24405, 27659, 30913, 32540, 48810, 55318, 61826, 82977, 92739, 97620, 110636, 123652, 138295, 154565, 165954, 185478, 276590, 309130, 331908, 370956, 414885, 463695, 525521, 553180, 618260, 829770, 927390, 1051042, 1576563, 1659540, 1854780, 2102084, 2627605, 3153126, 5255210, 6306252, 7882815, 10510420, 15765630, 31531260]

約数ペア:

[(1, 31531260), (2, 15765630), (3, 10510420), (4, 7882815), (5, 6306252), (6, 5255210), (10, 3153126), (12, 2627605), (15, 2102084), (17, 1854780), (19, 1659540), (20, 1576563), (30, 1051042), (34, 927390), (38, 829770), (51, 618260), (57, 553180), (60, 525521), (68, 463695), (76, 414885), (85, 370956), (95, 331908), (102, 309130), (114, 276590), (170, 185478), (190, 165954), (204, 154565), (228, 138295), (255, 123652), (285, 110636), (323, 97620), (340, 92739), (380, 82977), (510, 61826), (570, 55318), (646, 48810), (969, 32540), (1020, 30913), (1140, 27659), (1292, 24405), (1615, 19524), (1627, 19380), (1938, 16270), (3230, 9762), (3254, 9690), (3876, 8135), (4845, 6508), (4881, 6460)]