780123643956

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2819}}^1\times {\mathrm{126019}}^1$

素因数の和:128909

約数の個数: 72

約数和(自身を含む): 2005033648800

約数和(自身を除く): 1224910004844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 2819, 5638, 8457, 11276, 16914, 25371, 33828, 50742, 101484, 126019, 171959, 252038, 343918, 378057, 504076, 515877, 687836, 756114, 1031754, 1134171, 1512228, 1547631, 2063508, 2268342, 3095262, 4536684, 6190524, 7687159, 15374318, 23061477, 30748636, 46122954, 69184431, 92245908, 138368862, 276737724, 355247561, 710495122, 1065742683, 1420990244, 2131485366, 3197228049, 4262970732, 6394456098, 12788912196, 21670101221, 43340202442, 65010303663, 86680404884, 130020607326, 195030910989, 260041214652, 390061821978, 780123643956]

約数ペア:

[(1, 780123643956), (2, 390061821978), (3, 260041214652), (4, 195030910989), (6, 130020607326), (9, 86680404884), (12, 65010303663), (18, 43340202442), (36, 21670101221), (61, 12788912196), (122, 6394456098), (183, 4262970732), (244, 3197228049), (366, 2131485366), (549, 1420990244), (732, 1065742683), (1098, 710495122), (2196, 355247561), (2819, 276737724), (5638, 138368862), (8457, 92245908), (11276, 69184431), (16914, 46122954), (25371, 30748636), (33828, 23061477), (50742, 15374318), (101484, 7687159), (126019, 6190524), (171959, 4536684), (252038, 3095262), (343918, 2268342), (378057, 2063508), (504076, 1547631), (515877, 1512228), (687836, 1134171), (756114, 1031754)]