57216420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 182997360

約数和(自身を除く): 125780940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 97, 113, 116, 145, 174, 180, 194, 226, 261, 290, 291, 339, 348, 388, 435, 452, 485, 522, 565, 580, 582, 678, 870, 873, 970, 1017, 1044, 1130, 1164, 1305, 1356, 1455, 1695, 1740, 1746, 1940, 2034, 2260, 2610, 2813, 2910, 3277, 3390, 3492, 4068, 4365, 5085, 5220, 5626, 5820, 6554, 6780, 8439, 8730, 9831, 10170, 10961, 11252, 13108, 14065, 16385, 16878, 17460, 19662, 20340, 21922, 25317, 28130, 29493, 32770, 32883, 33756, 39324, 42195, 43844, 49155, 50634, 54805, 56260, 58986, 65540, 65766, 84390, 98310, 98649, 101268, 109610, 117972, 126585, 131532, 147465, 164415, 168780, 196620, 197298, 219220, 253170, 294930, 317869, 328830, 394596, 493245, 506340, 589860, 635738, 657660, 953607, 986490, 1271476, 1589345, 1907214, 1972980, 2860821, 3178690, 3814428, 4768035, 5721642, 6357380, 9536070, 11443284, 14304105, 19072140, 28608210, 57216420]

約数ペア:

[(1, 57216420), (2, 28608210), (3, 19072140), (4, 14304105), (5, 11443284), (6, 9536070), (9, 6357380), (10, 5721642), (12, 4768035), (15, 3814428), (18, 3178690), (20, 2860821), (29, 1972980), (30, 1907214), (36, 1589345), (45, 1271476), (58, 986490), (60, 953607), (87, 657660), (90, 635738), (97, 589860), (113, 506340), (116, 493245), (145, 394596), (174, 328830), (180, 317869), (194, 294930), (226, 253170), (261, 219220), (290, 197298), (291, 196620), (339, 168780), (348, 164415), (388, 147465), (435, 131532), (452, 126585), (485, 117972), (522, 109610), (565, 101268), (580, 98649), (582, 98310), (678, 84390), (870, 65766), (873, 65540), (970, 58986), (1017, 56260), (1044, 54805), (1130, 50634), (1164, 49155), (1305, 43844), (1356, 42195), (1455, 39324), (1695, 33756), (1740, 32883), (1746, 32770), (1940, 29493), (2034, 28130), (2260, 25317), (2610, 21922), (2813, 20340), (2910, 19662), (3277, 17460), (3390, 16878), (3492, 16385), (4068, 14065), (4365, 13108), (5085, 11252), (5220, 10961), (5626, 10170), (5820, 9831), (6554, 8730), (6780, 8439)]