206663380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1062

約数の個数: 144

約数和(自身を含む): 580305600

約数和(自身を除く): 373642220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 133, 140, 154, 190, 196, 209, 220, 245, 266, 308, 380, 385, 418, 490, 532, 539, 665, 770, 836, 931, 980, 1009, 1045, 1078, 1330, 1463, 1540, 1862, 2018, 2090, 2156, 2660, 2695, 2926, 3724, 4036, 4180, 4655, 5045, 5390, 5852, 7063, 7315, 9310, 10090, 10241, 10780, 11099, 14126, 14630, 18620, 19171, 20180, 20482, 22198, 28252, 29260, 35315, 38342, 40964, 44396, 49441, 51205, 55495, 70630, 76684, 77693, 95855, 98882, 102410, 110990, 134197, 141260, 155386, 191710, 197764, 204820, 210881, 221980, 247205, 268394, 310772, 383420, 388465, 421762, 494410, 536788, 543851, 670985, 776930, 843524, 939379, 988820, 1054405, 1087702, 1341970, 1476167, 1553860, 1878758, 2108810, 2175404, 2683940, 2719255, 2952334, 3757516, 4217620, 4696895, 5438510, 5904668, 7380835, 9393790, 10333169, 10877020, 14761670, 18787580, 20666338, 29523340, 41332676, 51665845, 103331690, 206663380]

約数ペア:

[(1, 206663380), (2, 103331690), (4, 51665845), (5, 41332676), (7, 29523340), (10, 20666338), (11, 18787580), (14, 14761670), (19, 10877020), (20, 10333169), (22, 9393790), (28, 7380835), (35, 5904668), (38, 5438510), (44, 4696895), (49, 4217620), (55, 3757516), (70, 2952334), (76, 2719255), (77, 2683940), (95, 2175404), (98, 2108810), (110, 1878758), (133, 1553860), (140, 1476167), (154, 1341970), (190, 1087702), (196, 1054405), (209, 988820), (220, 939379), (245, 843524), (266, 776930), (308, 670985), (380, 543851), (385, 536788), (418, 494410), (490, 421762), (532, 388465), (539, 383420), (665, 310772), (770, 268394), (836, 247205), (931, 221980), (980, 210881), (1009, 204820), (1045, 197764), (1078, 191710), (1330, 155386), (1463, 141260), (1540, 134197), (1862, 110990), (2018, 102410), (2090, 98882), (2156, 95855), (2660, 77693), (2695, 76684), (2926, 70630), (3724, 55495), (4036, 51205), (4180, 49441), (4655, 44396), (5045, 40964), (5390, 38342), (5852, 35315), (7063, 29260), (7315, 28252), (9310, 22198), (10090, 20482), (10241, 20180), (10780, 19171), (11099, 18620), (14126, 14630)]