217941240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4027}}^1$

素因数の和:4093

約数の個数: 128

約数和(自身を含む): 730840320

約数和(自身を除く): 512899080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 55, 60, 66, 82, 88, 110, 120, 123, 132, 164, 165, 205, 220, 246, 264, 328, 330, 410, 440, 451, 492, 615, 660, 820, 902, 984, 1230, 1320, 1353, 1640, 1804, 2255, 2460, 2706, 3608, 4027, 4510, 4920, 5412, 6765, 8054, 9020, 10824, 12081, 13530, 16108, 18040, 20135, 24162, 27060, 32216, 40270, 44297, 48324, 54120, 60405, 80540, 88594, 96648, 120810, 132891, 161080, 165107, 177188, 221485, 241620, 265782, 330214, 354376, 442970, 483240, 495321, 531564, 660428, 664455, 825535, 885940, 990642, 1063128, 1320856, 1328910, 1651070, 1771880, 1816177, 1981284, 2476605, 2657820, 3302140, 3632354, 3962568, 4953210, 5315640, 5448531, 6604280, 7264708, 9080885, 9906420, 10897062, 14529416, 18161770, 19812840, 21794124, 27242655, 36323540, 43588248, 54485310, 72647080, 108970620, 217941240]

約数ペア:

[(1, 217941240), (2, 108970620), (3, 72647080), (4, 54485310), (5, 43588248), (6, 36323540), (8, 27242655), (10, 21794124), (11, 19812840), (12, 18161770), (15, 14529416), (20, 10897062), (22, 9906420), (24, 9080885), (30, 7264708), (33, 6604280), (40, 5448531), (41, 5315640), (44, 4953210), (55, 3962568), (60, 3632354), (66, 3302140), (82, 2657820), (88, 2476605), (110, 1981284), (120, 1816177), (123, 1771880), (132, 1651070), (164, 1328910), (165, 1320856), (205, 1063128), (220, 990642), (246, 885940), (264, 825535), (328, 664455), (330, 660428), (410, 531564), (440, 495321), (451, 483240), (492, 442970), (615, 354376), (660, 330214), (820, 265782), (902, 241620), (984, 221485), (1230, 177188), (1320, 165107), (1353, 161080), (1640, 132891), (1804, 120810), (2255, 96648), (2460, 88594), (2706, 80540), (3608, 60405), (4027, 54120), (4510, 48324), (4920, 44297), (5412, 40270), (6765, 32216), (8054, 27060), (9020, 24162), (10824, 20135), (12081, 18040), (13530, 16108)]