120355640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^3\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 282597120

約数和(自身を除く): 162241480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 808, 961, 1010, 1240, 1922, 2020, 3131, 3844, 4040, 4805, 6262, 7688, 9610, 12524, 15655, 19220, 25048, 29791, 31310, 38440, 59582, 62620, 97061, 119164, 125240, 148955, 194122, 238328, 297910, 388244, 485305, 595820, 776488, 970610, 1191640, 1941220, 3008891, 3882440, 6017782, 12035564, 15044455, 24071128, 30088910, 60177820, 120355640]

約数ペア:

[(1, 120355640), (2, 60177820), (4, 30088910), (5, 24071128), (8, 15044455), (10, 12035564), (20, 6017782), (31, 3882440), (40, 3008891), (62, 1941220), (101, 1191640), (124, 970610), (155, 776488), (202, 595820), (248, 485305), (310, 388244), (404, 297910), (505, 238328), (620, 194122), (808, 148955), (961, 125240), (1010, 119164), (1240, 97061), (1922, 62620), (2020, 59582), (3131, 38440), (3844, 31310), (4040, 29791), (4805, 25048), (6262, 19220), (7688, 15655), (9610, 12524)]