1680788400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{691}}^1\times {\mathrm{2027}}^1$

素因数の和:2739

約数の個数: 120

約数和(自身を含む): 5394577344

約数和(自身を除く): 3713788944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 691, 1200, 1382, 2027, 2073, 2764, 3455, 4054, 4146, 5528, 6081, 6910, 8108, 8292, 10135, 10365, 11056, 12162, 13820, 16216, 16584, 17275, 20270, 20730, 24324, 27640, 30405, 32432, 33168, 34550, 40540, 41460, 48648, 50675, 51825, 55280, 60810, 69100, 81080, 82920, 97296, 101350, 103650, 121620, 138200, 152025, 162160, 165840, 202700, 207300, 243240, 276400, 304050, 405400, 414600, 486480, 608100, 810800, 829200, 1216200, 1400657, 2432400, 2801314, 4201971, 5602628, 7003285, 8403942, 11205256, 14006570, 16807884, 21009855, 22410512, 28013140, 33615768, 35016425, 42019710, 56026280, 67231536, 70032850, 84039420, 105049275, 112052560, 140065700, 168078840, 210098550, 280131400, 336157680, 420197100, 560262800, 840394200, 1680788400]

約数ペア:

[(1, 1680788400), (2, 840394200), (3, 560262800), (4, 420197100), (5, 336157680), (6, 280131400), (8, 210098550), (10, 168078840), (12, 140065700), (15, 112052560), (16, 105049275), (20, 84039420), (24, 70032850), (25, 67231536), (30, 56026280), (40, 42019710), (48, 35016425), (50, 33615768), (60, 28013140), (75, 22410512), (80, 21009855), (100, 16807884), (120, 14006570), (150, 11205256), (200, 8403942), (240, 7003285), (300, 5602628), (400, 4201971), (600, 2801314), (691, 2432400), (1200, 1400657), (1382, 1216200), (2027, 829200), (2073, 810800), (2764, 608100), (3455, 486480), (4054, 414600), (4146, 405400), (5528, 304050), (6081, 276400), (6910, 243240), (8108, 207300), (8292, 202700), (10135, 165840), (10365, 162160), (11056, 152025), (12162, 138200), (13820, 121620), (16216, 103650), (16584, 101350), (17275, 97296), (20270, 82920), (20730, 81080), (24324, 69100), (27640, 60810), (30405, 55280), (32432, 51825), (33168, 50675), (34550, 48648), (40540, 41460)]