199712520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{26417}}^1$

素因数の和:26444

約数の個数: 128

約数和(自身を含む): 760838400

約数和(自身を除く): 561125880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 26417, 52834, 79251, 105668, 132085, 158502, 184919, 211336, 237753, 264170, 317004, 369838, 396255, 475506, 528340, 554757, 634008, 713259, 739676, 792510, 924595, 951012, 1056680, 1109514, 1188765, 1426518, 1479352, 1585020, 1664271, 1849190, 1902024, 2219028, 2377530, 2773785, 2853036, 3170040, 3328542, 3566295, 3698380, 4438056, 4755060, 4992813, 5547570, 5706072, 6657084, 7132590, 7396760, 8321355, 9510120, 9985626, 11095140, 13314168, 14265180, 16642710, 19971252, 22190280, 24964065, 28530360, 33285420, 39942504, 49928130, 66570840, 99856260, 199712520]

約数ペア:

[(1, 199712520), (2, 99856260), (3, 66570840), (4, 49928130), (5, 39942504), (6, 33285420), (7, 28530360), (8, 24964065), (9, 22190280), (10, 19971252), (12, 16642710), (14, 14265180), (15, 13314168), (18, 11095140), (20, 9985626), (21, 9510120), (24, 8321355), (27, 7396760), (28, 7132590), (30, 6657084), (35, 5706072), (36, 5547570), (40, 4992813), (42, 4755060), (45, 4438056), (54, 3698380), (56, 3566295), (60, 3328542), (63, 3170040), (70, 2853036), (72, 2773785), (84, 2377530), (90, 2219028), (105, 1902024), (108, 1849190), (120, 1664271), (126, 1585020), (135, 1479352), (140, 1426518), (168, 1188765), (180, 1109514), (189, 1056680), (210, 951012), (216, 924595), (252, 792510), (270, 739676), (280, 713259), (315, 634008), (360, 554757), (378, 528340), (420, 475506), (504, 396255), (540, 369838), (630, 317004), (756, 264170), (840, 237753), (945, 211336), (1080, 184919), (1260, 158502), (1512, 132085), (1890, 105668), (2520, 79251), (3780, 52834), (7560, 26417)]