261771120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27967}}^1$

素因数の和:27999

約数の個数: 120

約数和(自身を含む): 946772736

約数和(自身を除く): 685001616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 27967, 55934, 83901, 111868, 139835, 167802, 223736, 251703, 279670, 335604, 363571, 419505, 447472, 503406, 559340, 671208, 727142, 839010, 1006812, 1090713, 1118680, 1258515, 1342416, 1454284, 1678020, 1817855, 2013624, 2181426, 2237360, 2517030, 2908568, 3272139, 3356040, 3635710, 4027248, 4362852, 5034060, 5453565, 5817136, 6544278, 6712080, 7271420, 8725704, 10068120, 10907130, 13088556, 14542840, 16360695, 17451408, 20136240, 21814260, 26177112, 29085680, 32721390, 43628520, 52354224, 65442780, 87257040, 130885560, 261771120]

約数ペア:

[(1, 261771120), (2, 130885560), (3, 87257040), (4, 65442780), (5, 52354224), (6, 43628520), (8, 32721390), (9, 29085680), (10, 26177112), (12, 21814260), (13, 20136240), (15, 17451408), (16, 16360695), (18, 14542840), (20, 13088556), (24, 10907130), (26, 10068120), (30, 8725704), (36, 7271420), (39, 6712080), (40, 6544278), (45, 5817136), (48, 5453565), (52, 5034060), (60, 4362852), (65, 4027248), (72, 3635710), (78, 3356040), (80, 3272139), (90, 2908568), (104, 2517030), (117, 2237360), (120, 2181426), (130, 2013624), (144, 1817855), (156, 1678020), (180, 1454284), (195, 1342416), (208, 1258515), (234, 1118680), (240, 1090713), (260, 1006812), (312, 839010), (360, 727142), (390, 671208), (468, 559340), (520, 503406), (585, 447472), (624, 419505), (720, 363571), (780, 335604), (936, 279670), (1040, 251703), (1170, 223736), (1560, 167802), (1872, 139835), (2340, 111868), (3120, 83901), (4680, 55934), (9360, 27967)]