126879280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4651}}^1$

素因数の和:4706

約数の個数: 80

約数和(自身を含む): 332264448

約数和(自身を除く): 205385168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 4651, 5456, 6820, 9302, 13640, 18604, 23255, 27280, 37208, 46510, 51161, 74416, 93020, 102322, 144181, 186040, 204644, 255805, 288362, 372080, 409288, 511610, 576724, 720905, 818576, 1023220, 1153448, 1441810, 1585991, 2046440, 2306896, 2883620, 3171982, 4092880, 5767240, 6343964, 7929955, 11534480, 12687928, 15859910, 25375856, 31719820, 63439640, 126879280]

約数ペア:

[(1, 126879280), (2, 63439640), (4, 31719820), (5, 25375856), (8, 15859910), (10, 12687928), (11, 11534480), (16, 7929955), (20, 6343964), (22, 5767240), (31, 4092880), (40, 3171982), (44, 2883620), (55, 2306896), (62, 2046440), (80, 1585991), (88, 1441810), (110, 1153448), (124, 1023220), (155, 818576), (176, 720905), (220, 576724), (248, 511610), (310, 409288), (341, 372080), (440, 288362), (496, 255805), (620, 204644), (682, 186040), (880, 144181), (1240, 102322), (1364, 93020), (1705, 74416), (2480, 51161), (2728, 46510), (3410, 37208), (4651, 27280), (5456, 23255), (6820, 18604), (9302, 13640)]