19994994480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^2\times {\mathrm{7853}}^1$

素因数の和:8075

約数の個数: 120

約数和(自身を含む): 62600087088

約数和(自身を除く): 42605092608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 4120, 4944, 6180, 7853, 8240, 10609, 12360, 15706, 21218, 23559, 24720, 31412, 31827, 39265, 42436, 47118, 53045, 62824, 63654, 78530, 84872, 94236, 106090, 117795, 125648, 127308, 157060, 159135, 169744, 188472, 212180, 235590, 254616, 314120, 318270, 376944, 424360, 471180, 509232, 628240, 636540, 808859, 848720, 942360, 1273080, 1617718, 1884720, 2426577, 2546160, 3235436, 4044295, 4853154, 6470872, 8088590, 9706308, 12132885, 12941744, 16177180, 19412616, 24265770, 32354360, 38825232, 48531540, 64708720, 83312477, 97063080, 166624954, 194126160, 249937431, 333249908, 416562385, 499874862, 666499816, 833124770, 999749724, 1249687155, 1332999632, 1666249540, 1999499448, 2499374310, 3332499080, 3998998896, 4998748620, 6664998160, 9997497240, 19994994480]

約数ペア:

[(1, 19994994480), (2, 9997497240), (3, 6664998160), (4, 4998748620), (5, 3998998896), (6, 3332499080), (8, 2499374310), (10, 1999499448), (12, 1666249540), (15, 1332999632), (16, 1249687155), (20, 999749724), (24, 833124770), (30, 666499816), (40, 499874862), (48, 416562385), (60, 333249908), (80, 249937431), (103, 194126160), (120, 166624954), (206, 97063080), (240, 83312477), (309, 64708720), (412, 48531540), (515, 38825232), (618, 32354360), (824, 24265770), (1030, 19412616), (1236, 16177180), (1545, 12941744), (1648, 12132885), (2060, 9706308), (2472, 8088590), (3090, 6470872), (4120, 4853154), (4944, 4044295), (6180, 3235436), (7853, 2546160), (8240, 2426577), (10609, 1884720), (12360, 1617718), (15706, 1273080), (21218, 942360), (23559, 848720), (24720, 808859), (31412, 636540), (31827, 628240), (39265, 509232), (42436, 471180), (47118, 424360), (53045, 376944), (62824, 318270), (63654, 314120), (78530, 254616), (84872, 235590), (94236, 212180), (106090, 188472), (117795, 169744), (125648, 159135), (127308, 157060)]