72781104

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{449}}^1$

素因数の和:778

約数の個数: 80

約数和(自身を含む): 206236800

約数和(自身を除く): 133455696

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 307, 449, 528, 614, 898, 921, 1228, 1347, 1796, 1842, 2456, 2694, 3377, 3592, 3684, 4912, 4939, 5388, 6754, 7184, 7368, 9878, 10131, 10776, 13508, 14736, 14817, 19756, 20262, 21552, 27016, 29634, 39512, 40524, 54032, 59268, 79024, 81048, 118536, 137843, 162096, 237072, 275686, 413529, 551372, 827058, 1102744, 1516273, 1654116, 2205488, 3032546, 3308232, 4548819, 6065092, 6616464, 9097638, 12130184, 18195276, 24260368, 36390552, 72781104]

約数ペア:

[(1, 72781104), (2, 36390552), (3, 24260368), (4, 18195276), (6, 12130184), (8, 9097638), (11, 6616464), (12, 6065092), (16, 4548819), (22, 3308232), (24, 3032546), (33, 2205488), (44, 1654116), (48, 1516273), (66, 1102744), (88, 827058), (132, 551372), (176, 413529), (264, 275686), (307, 237072), (449, 162096), (528, 137843), (614, 118536), (898, 81048), (921, 79024), (1228, 59268), (1347, 54032), (1796, 40524), (1842, 39512), (2456, 29634), (2694, 27016), (3377, 21552), (3592, 20262), (3684, 19756), (4912, 14817), (4939, 14736), (5388, 13508), (6754, 10776), (7184, 10131), (7368, 9878)]