122817280

素因数分解:

$2^8\times 5^1\times {\mathrm{229}}^1\times {\mathrm{419}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 296175600

約数和(自身を除く): 173358320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 256, 320, 419, 458, 640, 838, 916, 1145, 1280, 1676, 1832, 2095, 2290, 3352, 3664, 4190, 4580, 6704, 7328, 8380, 9160, 13408, 14656, 16760, 18320, 26816, 29312, 33520, 36640, 53632, 58624, 67040, 73280, 95951, 107264, 134080, 146560, 191902, 268160, 293120, 383804, 479755, 536320, 767608, 959510, 1535216, 1919020, 3070432, 3838040, 6140864, 7676080, 12281728, 15352160, 24563456, 30704320, 61408640, 122817280]

約数ペア:

[(1, 122817280), (2, 61408640), (4, 30704320), (5, 24563456), (8, 15352160), (10, 12281728), (16, 7676080), (20, 6140864), (32, 3838040), (40, 3070432), (64, 1919020), (80, 1535216), (128, 959510), (160, 767608), (229, 536320), (256, 479755), (320, 383804), (419, 293120), (458, 268160), (640, 191902), (838, 146560), (916, 134080), (1145, 107264), (1280, 95951), (1676, 73280), (1832, 67040), (2095, 58624), (2290, 53632), (3352, 36640), (3664, 33520), (4190, 29312), (4580, 26816), (6704, 18320), (7328, 16760), (8380, 14656), (9160, 13408)]