641057040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68489}}^1$

素因数の和:68521

約数の個数: 120

約数和(自身を含む): 2318523480

約数和(自身を除く): 1677466440

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, 68489, 136978, 205467, 273956, 342445, 410934, 547912, 616401, 684890, 821868, 890357, 1027335, 1095824, 1232802, 1369780, 1643736, 1780714, 2054670, 2465604, 2671071, 2739560, 3082005, 3287472, 3561428, 4109340, 4451785, 4931208, 5342142, 5479120, 6164010, 7122856, 8013213, 8218680, 8903570, 9862416, 10684284, 12328020, 13355355, 14245712, 16026426, 16437360, 17807140, 21368568, 24656040, 26710710, 32052852, 35614280, 40066065, 42737136, 49312080, 53421420, 64105704, 71228560, 80132130, 106842840, 128211408, 160264260, 213685680, 320528520, 641057040]

約数ペア:

[(1, 641057040), (2, 320528520), (3, 213685680), (4, 160264260), (5, 128211408), (6, 106842840), (8, 80132130), (9, 71228560), (10, 64105704), (12, 53421420), (13, 49312080), (15, 42737136), (16, 40066065), (18, 35614280), (20, 32052852), (24, 26710710), (26, 24656040), (30, 21368568), (36, 17807140), (39, 16437360), (40, 16026426), (45, 14245712), (48, 13355355), (52, 12328020), (60, 10684284), (65, 9862416), (72, 8903570), (78, 8218680), (80, 8013213), (90, 7122856), (104, 6164010), (117, 5479120), (120, 5342142), (130, 4931208), (144, 4451785), (156, 4109340), (180, 3561428), (195, 3287472), (208, 3082005), (234, 2739560), (240, 2671071), (260, 2465604), (312, 2054670), (360, 1780714), (390, 1643736), (468, 1369780), (520, 1232802), (585, 1095824), (624, 1027335), (720, 890357), (780, 821868), (936, 684890), (1040, 616401), (1170, 547912), (1560, 410934), (1872, 342445), (2340, 273956), (3120, 205467), (4680, 136978), (9360, 68489)]