487990540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 1118033280

約数和(自身を除く): 630042740

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 157, 230, 233, 290, 314, 460, 466, 580, 628, 667, 785, 932, 1165, 1334, 1570, 2330, 2668, 3140, 3335, 3611, 4553, 4660, 5359, 6670, 6757, 7222, 9106, 10718, 13340, 13514, 14444, 18055, 18212, 21436, 22765, 26795, 27028, 33785, 36110, 36581, 45530, 53590, 67570, 72220, 73162, 91060, 104719, 107180, 135140, 146324, 155411, 182905, 209438, 310822, 365810, 418876, 523595, 621644, 731620, 777055, 841363, 1047190, 1060849, 1554110, 1682726, 2094380, 2121698, 3108220, 3365452, 4206815, 4243396, 5304245, 8413630, 10608490, 16827260, 21216980, 24399527, 48799054, 97598108, 121997635, 243995270, 487990540]

約数ペア:

[(1, 487990540), (2, 243995270), (4, 121997635), (5, 97598108), (10, 48799054), (20, 24399527), (23, 21216980), (29, 16827260), (46, 10608490), (58, 8413630), (92, 5304245), (115, 4243396), (116, 4206815), (145, 3365452), (157, 3108220), (230, 2121698), (233, 2094380), (290, 1682726), (314, 1554110), (460, 1060849), (466, 1047190), (580, 841363), (628, 777055), (667, 731620), (785, 621644), (932, 523595), (1165, 418876), (1334, 365810), (1570, 310822), (2330, 209438), (2668, 182905), (3140, 155411), (3335, 146324), (3611, 135140), (4553, 107180), (4660, 104719), (5359, 91060), (6670, 73162), (6757, 72220), (7222, 67570), (9106, 53590), (10718, 45530), (13340, 36581), (13514, 36110), (14444, 33785), (18055, 27028), (18212, 26795), (21436, 22765)]