1387181880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{550469}}^1$

素因数の和:550493

約数の個数: 96

約数和(自身を含む): 5152399200

約数和(自身を除く): 3765217320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 550469, 1100938, 1651407, 2201876, 2752345, 3302814, 3853283, 4403752, 4954221, 5504690, 6605628, 7706566, 8257035, 9908442, 11009380, 11559849, 13211256, 15413132, 16514070, 19266415, 19816884, 22018760, 23119698, 24771105, 30826264, 33028140, 34679547, 38532830, 39633768, 46239396, 49542210, 57799245, 66056280, 69359094, 77065660, 92478792, 99084420, 115598490, 138718188, 154131320, 173397735, 198168840, 231196980, 277436376, 346795470, 462393960, 693590940, 1387181880]

約数ペア:

[(1, 1387181880), (2, 693590940), (3, 462393960), (4, 346795470), (5, 277436376), (6, 231196980), (7, 198168840), (8, 173397735), (9, 154131320), (10, 138718188), (12, 115598490), (14, 99084420), (15, 92478792), (18, 77065660), (20, 69359094), (21, 66056280), (24, 57799245), (28, 49542210), (30, 46239396), (35, 39633768), (36, 38532830), (40, 34679547), (42, 33028140), (45, 30826264), (56, 24771105), (60, 23119698), (63, 22018760), (70, 19816884), (72, 19266415), (84, 16514070), (90, 15413132), (105, 13211256), (120, 11559849), (126, 11009380), (140, 9908442), (168, 8257035), (180, 7706566), (210, 6605628), (252, 5504690), (280, 4954221), (315, 4403752), (360, 3853283), (420, 3302814), (504, 2752345), (630, 2201876), (840, 1651407), (1260, 1100938), (2520, 550469)]