39278520

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{449}}^1$

素因数の和:481

約数の個数: 128

約数和(自身を含む): 132840000

約数和(自身を除く): 93561480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 449, 486, 540, 648, 729, 810, 898, 972, 1080, 1215, 1347, 1458, 1620, 1796, 1944, 2187, 2245, 2430, 2694, 2916, 3240, 3592, 3645, 4041, 4374, 4490, 4860, 5388, 5832, 6735, 7290, 8082, 8748, 8980, 9720, 10776, 10935, 12123, 13470, 14580, 16164, 17496, 17960, 20205, 21870, 24246, 26940, 29160, 32328, 36369, 40410, 43740, 48492, 53880, 60615, 72738, 80820, 87480, 96984, 109107, 121230, 145476, 161640, 181845, 218214, 242460, 290952, 327321, 363690, 436428, 484920, 545535, 654642, 727380, 872856, 981963, 1091070, 1309284, 1454760, 1636605, 1963926, 2182140, 2618568, 3273210, 3927852, 4364280, 4909815, 6546420, 7855704, 9819630, 13092840, 19639260, 39278520]

約数ペア:

[(1, 39278520), (2, 19639260), (3, 13092840), (4, 9819630), (5, 7855704), (6, 6546420), (8, 4909815), (9, 4364280), (10, 3927852), (12, 3273210), (15, 2618568), (18, 2182140), (20, 1963926), (24, 1636605), (27, 1454760), (30, 1309284), (36, 1091070), (40, 981963), (45, 872856), (54, 727380), (60, 654642), (72, 545535), (81, 484920), (90, 436428), (108, 363690), (120, 327321), (135, 290952), (162, 242460), (180, 218214), (216, 181845), (243, 161640), (270, 145476), (324, 121230), (360, 109107), (405, 96984), (449, 87480), (486, 80820), (540, 72738), (648, 60615), (729, 53880), (810, 48492), (898, 43740), (972, 40410), (1080, 36369), (1215, 32328), (1347, 29160), (1458, 26940), (1620, 24246), (1796, 21870), (1944, 20205), (2187, 17960), (2245, 17496), (2430, 16164), (2694, 14580), (2916, 13470), (3240, 12123), (3592, 10935), (3645, 10776), (4041, 9720), (4374, 8980), (4490, 8748), (4860, 8082), (5388, 7290), (5832, 6735)]