266706990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1343

約数の個数: 144

約数和(自身を含む): 802947600

約数和(自身を除く): 536240610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 30, 33, 38, 45, 55, 57, 66, 90, 95, 99, 110, 114, 121, 165, 171, 190, 198, 209, 242, 285, 330, 342, 363, 418, 495, 570, 605, 627, 726, 855, 990, 1045, 1089, 1210, 1254, 1289, 1710, 1815, 1881, 2090, 2178, 2299, 2578, 3135, 3630, 3762, 3867, 4598, 5445, 6270, 6445, 6897, 7734, 9405, 10890, 11495, 11601, 12890, 13794, 14179, 18810, 19335, 20691, 22990, 23202, 24491, 28358, 34485, 38670, 41382, 42537, 48982, 58005, 68970, 70895, 73473, 85074, 103455, 116010, 122455, 127611, 141790, 146946, 155969, 206910, 212685, 220419, 244910, 255222, 269401, 311938, 367365, 425370, 440838, 467907, 538802, 638055, 734730, 779845, 808203, 935814, 1102095, 1276110, 1347005, 1403721, 1559690, 1616406, 2204190, 2339535, 2424609, 2694010, 2807442, 2963411, 4041015, 4679070, 4849218, 5926822, 7018605, 8082030, 8890233, 12123045, 14037210, 14817055, 17780466, 24246090, 26670699, 29634110, 44451165, 53341398, 88902330, 133353495, 266706990]

約数ペア:

[(1, 266706990), (2, 133353495), (3, 88902330), (5, 53341398), (6, 44451165), (9, 29634110), (10, 26670699), (11, 24246090), (15, 17780466), (18, 14817055), (19, 14037210), (22, 12123045), (30, 8890233), (33, 8082030), (38, 7018605), (45, 5926822), (55, 4849218), (57, 4679070), (66, 4041015), (90, 2963411), (95, 2807442), (99, 2694010), (110, 2424609), (114, 2339535), (121, 2204190), (165, 1616406), (171, 1559690), (190, 1403721), (198, 1347005), (209, 1276110), (242, 1102095), (285, 935814), (330, 808203), (342, 779845), (363, 734730), (418, 638055), (495, 538802), (570, 467907), (605, 440838), (627, 425370), (726, 367365), (855, 311938), (990, 269401), (1045, 255222), (1089, 244910), (1210, 220419), (1254, 212685), (1289, 206910), (1710, 155969), (1815, 146946), (1881, 141790), (2090, 127611), (2178, 122455), (2299, 116010), (2578, 103455), (3135, 85074), (3630, 73473), (3762, 70895), (3867, 68970), (4598, 58005), (5445, 48982), (6270, 42537), (6445, 41382), (6897, 38670), (7734, 34485), (9405, 28358), (10890, 24491), (11495, 23202), (11601, 22990), (12890, 20691), (13794, 19335), (14179, 18810)]