205401000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{9781}}^1$

素因数の和:9812

約数の個数: 128

約数和(自身を含む): 732476160

約数和(自身を除く): 527075160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2625, 3000, 3500, 4200, 5250, 7000, 9781, 10500, 19562, 21000, 29343, 39124, 48905, 58686, 68467, 78248, 97810, 117372, 136934, 146715, 195620, 205401, 234744, 244525, 273868, 293430, 342335, 391240, 410802, 489050, 547736, 586860, 684670, 733575, 821604, 978100, 1027005, 1173720, 1222625, 1369340, 1467150, 1643208, 1711675, 1956200, 2054010, 2445250, 2738680, 2934300, 3423350, 3667875, 4108020, 4890500, 5135025, 5868600, 6846700, 7335750, 8216040, 8558375, 9781000, 10270050, 13693400, 14671500, 17116750, 20540100, 25675125, 29343000, 34233500, 41080200, 51350250, 68467000, 102700500, 205401000]

約数ペア:

[(1, 205401000), (2, 102700500), (3, 68467000), (4, 51350250), (5, 41080200), (6, 34233500), (7, 29343000), (8, 25675125), (10, 20540100), (12, 17116750), (14, 14671500), (15, 13693400), (20, 10270050), (21, 9781000), (24, 8558375), (25, 8216040), (28, 7335750), (30, 6846700), (35, 5868600), (40, 5135025), (42, 4890500), (50, 4108020), (56, 3667875), (60, 3423350), (70, 2934300), (75, 2738680), (84, 2445250), (100, 2054010), (105, 1956200), (120, 1711675), (125, 1643208), (140, 1467150), (150, 1369340), (168, 1222625), (175, 1173720), (200, 1027005), (210, 978100), (250, 821604), (280, 733575), (300, 684670), (350, 586860), (375, 547736), (420, 489050), (500, 410802), (525, 391240), (600, 342335), (700, 293430), (750, 273868), (840, 244525), (875, 234744), (1000, 205401), (1050, 195620), (1400, 146715), (1500, 136934), (1750, 117372), (2100, 97810), (2625, 78248), (3000, 68467), (3500, 58686), (4200, 48905), (5250, 39124), (7000, 29343), (9781, 21000), (10500, 19562)]