205854330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:316

約数の個数: 128

約数和(自身を含む): 561116160

約数和(自身を除く): 355261830

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 89, 110, 129, 163, 165, 178, 215, 258, 267, 326, 330, 430, 445, 473, 489, 534, 645, 815, 890, 946, 978, 979, 1290, 1335, 1419, 1630, 1793, 1958, 2365, 2445, 2670, 2838, 2937, 3586, 3827, 4730, 4890, 4895, 5379, 5874, 7009, 7095, 7654, 8965, 9790, 10758, 11481, 14018, 14190, 14507, 14685, 17930, 19135, 21027, 22962, 26895, 29014, 29370, 35045, 38270, 42054, 42097, 43521, 53790, 57405, 70090, 72535, 77099, 84194, 87042, 105135, 114810, 126291, 145070, 154198, 159577, 210270, 210485, 217605, 231297, 252582, 319154, 385495, 420970, 435210, 462594, 478731, 623801, 631455, 770990, 797885, 957462, 1156485, 1247602, 1262910, 1595770, 1871403, 2312970, 2393655, 3119005, 3742806, 4787310, 6238010, 6861811, 9357015, 13723622, 18714030, 20585433, 34309055, 41170866, 68618110, 102927165, 205854330]

約数ペア:

[(1, 205854330), (2, 102927165), (3, 68618110), (5, 41170866), (6, 34309055), (10, 20585433), (11, 18714030), (15, 13723622), (22, 9357015), (30, 6861811), (33, 6238010), (43, 4787310), (55, 3742806), (66, 3119005), (86, 2393655), (89, 2312970), (110, 1871403), (129, 1595770), (163, 1262910), (165, 1247602), (178, 1156485), (215, 957462), (258, 797885), (267, 770990), (326, 631455), (330, 623801), (430, 478731), (445, 462594), (473, 435210), (489, 420970), (534, 385495), (645, 319154), (815, 252582), (890, 231297), (946, 217605), (978, 210485), (979, 210270), (1290, 159577), (1335, 154198), (1419, 145070), (1630, 126291), (1793, 114810), (1958, 105135), (2365, 87042), (2445, 84194), (2670, 77099), (2838, 72535), (2937, 70090), (3586, 57405), (3827, 53790), (4730, 43521), (4890, 42097), (4895, 42054), (5379, 38270), (5874, 35045), (7009, 29370), (7095, 29014), (7654, 26895), (8965, 22962), (9790, 21027), (10758, 19135), (11481, 17930), (14018, 14685), (14190, 14507)]