161389764

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 416827320

約数和(自身を除く): 255437556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 113, 194, 226, 291, 339, 388, 409, 452, 582, 678, 818, 873, 1017, 1164, 1227, 1356, 1636, 1746, 2034, 2454, 3492, 3681, 4068, 4908, 7362, 10961, 14724, 21922, 32883, 39673, 43844, 46217, 65766, 79346, 92434, 98649, 119019, 131532, 138651, 158692, 184868, 197298, 238038, 277302, 357057, 394596, 415953, 476076, 554604, 714114, 831906, 1428228, 1663812, 4483049, 8966098, 13449147, 17932196, 26898294, 40347441, 53796588, 80694882, 161389764]

約数ペア:

[(1, 161389764), (2, 80694882), (3, 53796588), (4, 40347441), (6, 26898294), (9, 17932196), (12, 13449147), (18, 8966098), (36, 4483049), (97, 1663812), (113, 1428228), (194, 831906), (226, 714114), (291, 554604), (339, 476076), (388, 415953), (409, 394596), (452, 357057), (582, 277302), (678, 238038), (818, 197298), (873, 184868), (1017, 158692), (1164, 138651), (1227, 131532), (1356, 119019), (1636, 98649), (1746, 92434), (2034, 79346), (2454, 65766), (3492, 46217), (3681, 43844), (4068, 39673), (4908, 32883), (7362, 21922), (10961, 14724)]