21069360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2251}}^1$

素因数の和:2283

約数の個数: 120

約数和(自身を含む): 76234704

約数和(自身を除く): 55165344

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, 2251, 2340, 3120, 4502, 4680, 6753, 9004, 9360, 11255, 13506, 18008, 20259, 22510, 27012, 29263, 33765, 36016, 40518, 45020, 54024, 58526, 67530, 81036, 87789, 90040, 101295, 108048, 117052, 135060, 146315, 162072, 175578, 180080, 202590, 234104, 263367, 270120, 292630, 324144, 351156, 405180, 438945, 468208, 526734, 540240, 585260, 702312, 810360, 877890, 1053468, 1170520, 1316835, 1404624, 1620720, 1755780, 2106936, 2341040, 2633670, 3511560, 4213872, 5267340, 7023120, 10534680, 21069360]

約数ペア:

[(1, 21069360), (2, 10534680), (3, 7023120), (4, 5267340), (5, 4213872), (6, 3511560), (8, 2633670), (9, 2341040), (10, 2106936), (12, 1755780), (13, 1620720), (15, 1404624), (16, 1316835), (18, 1170520), (20, 1053468), (24, 877890), (26, 810360), (30, 702312), (36, 585260), (39, 540240), (40, 526734), (45, 468208), (48, 438945), (52, 405180), (60, 351156), (65, 324144), (72, 292630), (78, 270120), (80, 263367), (90, 234104), (104, 202590), (117, 180080), (120, 175578), (130, 162072), (144, 146315), (156, 135060), (180, 117052), (195, 108048), (208, 101295), (234, 90040), (240, 87789), (260, 81036), (312, 67530), (360, 58526), (390, 54024), (468, 45020), (520, 40518), (585, 36016), (624, 33765), (720, 29263), (780, 27012), (936, 22510), (1040, 20259), (1170, 18008), (1560, 13506), (1872, 11255), (2251, 9360), (2340, 9004), (3120, 6753), (4502, 4680)]