31484520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4603}}^1$

素因数の和:4639

約数の個数: 96

約数和(自身を含む): 107733600

約数和(自身を除く): 76249080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 4603, 6840, 9206, 13809, 18412, 23015, 27618, 36824, 41427, 46030, 55236, 69045, 82854, 87457, 92060, 110472, 138090, 165708, 174914, 184120, 207135, 262371, 276180, 331416, 349828, 414270, 437285, 524742, 552360, 699656, 787113, 828540, 874570, 1049484, 1311855, 1574226, 1657080, 1749140, 2098968, 2623710, 3148452, 3498280, 3935565, 5247420, 6296904, 7871130, 10494840, 15742260, 31484520]

約数ペア:

[(1, 31484520), (2, 15742260), (3, 10494840), (4, 7871130), (5, 6296904), (6, 5247420), (8, 3935565), (9, 3498280), (10, 3148452), (12, 2623710), (15, 2098968), (18, 1749140), (19, 1657080), (20, 1574226), (24, 1311855), (30, 1049484), (36, 874570), (38, 828540), (40, 787113), (45, 699656), (57, 552360), (60, 524742), (72, 437285), (76, 414270), (90, 349828), (95, 331416), (114, 276180), (120, 262371), (152, 207135), (171, 184120), (180, 174914), (190, 165708), (228, 138090), (285, 110472), (342, 92060), (360, 87457), (380, 82854), (456, 69045), (570, 55236), (684, 46030), (760, 41427), (855, 36824), (1140, 27618), (1368, 23015), (1710, 18412), (2280, 13809), (3420, 9206), (4603, 6840)]