981286680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{15817}}^1$

素因数の和:15889

約数の個数: 128

約数和(自身を含む): 3280020480

約数和(自身を除く): 2298733800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 330, 376, 440, 470, 517, 564, 660, 705, 940, 1034, 1128, 1320, 1410, 1551, 1880, 2068, 2585, 2820, 3102, 4136, 5170, 5640, 6204, 7755, 10340, 12408, 15510, 15817, 20680, 31020, 31634, 47451, 62040, 63268, 79085, 94902, 126536, 158170, 173987, 189804, 237255, 316340, 347974, 379608, 474510, 521961, 632680, 695948, 743399, 869935, 949020, 1043922, 1391896, 1486798, 1739870, 1898040, 2087844, 2230197, 2609805, 2973596, 3479740, 3716995, 4175688, 4460394, 5219610, 5947192, 6959480, 7433990, 8177389, 8920788, 10439220, 11150985, 14867980, 16354778, 17841576, 20878440, 22301970, 24532167, 29735960, 32709556, 40886945, 44603940, 49064334, 65419112, 81773890, 89207880, 98128668, 122660835, 163547780, 196257336, 245321670, 327095560, 490643340, 981286680]

約数ペア:

[(1, 981286680), (2, 490643340), (3, 327095560), (4, 245321670), (5, 196257336), (6, 163547780), (8, 122660835), (10, 98128668), (11, 89207880), (12, 81773890), (15, 65419112), (20, 49064334), (22, 44603940), (24, 40886945), (30, 32709556), (33, 29735960), (40, 24532167), (44, 22301970), (47, 20878440), (55, 17841576), (60, 16354778), (66, 14867980), (88, 11150985), (94, 10439220), (110, 8920788), (120, 8177389), (132, 7433990), (141, 6959480), (165, 5947192), (188, 5219610), (220, 4460394), (235, 4175688), (264, 3716995), (282, 3479740), (330, 2973596), (376, 2609805), (440, 2230197), (470, 2087844), (517, 1898040), (564, 1739870), (660, 1486798), (705, 1391896), (940, 1043922), (1034, 949020), (1128, 869935), (1320, 743399), (1410, 695948), (1551, 632680), (1880, 521961), (2068, 474510), (2585, 379608), (2820, 347974), (3102, 316340), (4136, 237255), (5170, 189804), (5640, 173987), (6204, 158170), (7755, 126536), (10340, 94902), (12408, 79085), (15510, 63268), (15817, 62040), (20680, 47451), (31020, 31634)]