18380563520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{274829}}^1$

素因数の和:274876

約数の個数: 112

約数和(自身を含む): 50260910400

約数和(自身を除く): 31880346880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 704, 760, 836, 880, 1045, 1216, 1520, 1672, 1760, 2090, 3040, 3344, 3520, 4180, 6080, 6688, 8360, 13376, 16720, 33440, 66880, 274829, 549658, 1099316, 1374145, 2198632, 2748290, 3023119, 4397264, 5221751, 5496580, 6046238, 8794528, 10443502, 10993160, 12092476, 15115595, 17589056, 20887004, 21986320, 24184952, 26108755, 30231190, 41774008, 43972640, 48369904, 52217510, 57439261, 60462380, 83548016, 87945280, 96739808, 104435020, 114878522, 120924760, 167096032, 193479616, 208870040, 229757044, 241849520, 287196305, 334192064, 417740080, 459514088, 483699040, 574392610, 835480160, 919028176, 967398080, 1148785220, 1670960320, 1838056352, 2297570440, 3676112704, 4595140880, 9190281760, 18380563520]

約数ペア:

[(1, 18380563520), (2, 9190281760), (4, 4595140880), (5, 3676112704), (8, 2297570440), (10, 1838056352), (11, 1670960320), (16, 1148785220), (19, 967398080), (20, 919028176), (22, 835480160), (32, 574392610), (38, 483699040), (40, 459514088), (44, 417740080), (55, 334192064), (64, 287196305), (76, 241849520), (80, 229757044), (88, 208870040), (95, 193479616), (110, 167096032), (152, 120924760), (160, 114878522), (176, 104435020), (190, 96739808), (209, 87945280), (220, 83548016), (304, 60462380), (320, 57439261), (352, 52217510), (380, 48369904), (418, 43972640), (440, 41774008), (608, 30231190), (704, 26108755), (760, 24184952), (836, 21986320), (880, 20887004), (1045, 17589056), (1216, 15115595), (1520, 12092476), (1672, 10993160), (1760, 10443502), (2090, 8794528), (3040, 6046238), (3344, 5496580), (3520, 5221751), (4180, 4397264), (6080, 3023119), (6688, 2748290), (8360, 2198632), (13376, 1374145), (16720, 1099316), (33440, 549658), (66880, 274829)]