31863240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:364

約数の個数: 128

約数和(自身を含む): 107452800

約数和(自身を除く): 75589560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 163, 180, 181, 216, 270, 326, 360, 362, 489, 540, 543, 652, 724, 815, 905, 978, 1080, 1086, 1304, 1448, 1467, 1629, 1630, 1810, 1956, 2172, 2445, 2715, 2934, 3258, 3260, 3620, 3912, 4344, 4401, 4887, 4890, 5430, 5868, 6516, 6520, 7240, 7335, 8145, 8802, 9774, 9780, 10860, 11736, 13032, 14670, 16290, 17604, 19548, 19560, 21720, 22005, 24435, 29340, 29503, 32580, 35208, 39096, 44010, 48870, 58680, 59006, 65160, 88020, 88509, 97740, 118012, 147515, 176040, 177018, 195480, 236024, 265527, 295030, 354036, 442545, 531054, 590060, 708072, 796581, 885090, 1062108, 1180120, 1327635, 1593162, 1770180, 2124216, 2655270, 3186324, 3540360, 3982905, 5310540, 6372648, 7965810, 10621080, 15931620, 31863240]

約数ペア:

[(1, 31863240), (2, 15931620), (3, 10621080), (4, 7965810), (5, 6372648), (6, 5310540), (8, 3982905), (9, 3540360), (10, 3186324), (12, 2655270), (15, 2124216), (18, 1770180), (20, 1593162), (24, 1327635), (27, 1180120), (30, 1062108), (36, 885090), (40, 796581), (45, 708072), (54, 590060), (60, 531054), (72, 442545), (90, 354036), (108, 295030), (120, 265527), (135, 236024), (163, 195480), (180, 177018), (181, 176040), (216, 147515), (270, 118012), (326, 97740), (360, 88509), (362, 88020), (489, 65160), (540, 59006), (543, 58680), (652, 48870), (724, 44010), (815, 39096), (905, 35208), (978, 32580), (1080, 29503), (1086, 29340), (1304, 24435), (1448, 22005), (1467, 21720), (1629, 19560), (1630, 19548), (1810, 17604), (1956, 16290), (2172, 14670), (2445, 13032), (2715, 11736), (2934, 10860), (3258, 9780), (3260, 9774), (3620, 8802), (3912, 8145), (4344, 7335), (4401, 7240), (4887, 6520), (4890, 6516), (5430, 5868)]