78855396

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 197144640

約数和(自身を除く): 118289244

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 109, 114, 167, 218, 228, 327, 334, 361, 436, 501, 654, 668, 722, 1002, 1083, 1308, 1444, 2004, 2071, 2166, 3173, 4142, 4332, 6213, 6346, 8284, 9519, 12426, 12692, 18203, 19038, 24852, 36406, 38076, 39349, 54609, 60287, 72812, 78698, 109218, 118047, 120574, 157396, 180861, 218436, 236094, 241148, 345857, 361722, 472188, 691714, 723444, 1037571, 1383428, 2075142, 4150284, 6571283, 13142566, 19713849, 26285132, 39427698, 78855396]

約数ペア:

[(1, 78855396), (2, 39427698), (3, 26285132), (4, 19713849), (6, 13142566), (12, 6571283), (19, 4150284), (38, 2075142), (57, 1383428), (76, 1037571), (109, 723444), (114, 691714), (167, 472188), (218, 361722), (228, 345857), (327, 241148), (334, 236094), (361, 218436), (436, 180861), (501, 157396), (654, 120574), (668, 118047), (722, 109218), (1002, 78698), (1083, 72812), (1308, 60287), (1444, 54609), (2004, 39349), (2071, 38076), (2166, 36406), (3173, 24852), (4142, 19038), (4332, 18203), (6213, 12692), (6346, 12426), (8284, 9519)]