1551144840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{80287}}^1$

素因数の和:80331

約数の個数: 128

約数和(自身を含む): 5549506560

約数和(自身を除く): 3998361720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 19320, 80287, 160574, 240861, 321148, 401435, 481722, 562009, 642296, 802870, 963444, 1124018, 1204305, 1605740, 1686027, 1846601, 1926888, 2248036, 2408610, 2810045, 3211480, 3372054, 3693202, 4496072, 4817220, 5539803, 5620090, 6744108, 7386404, 8430135, 9233005, 9634440, 11079606, 11240180, 12926207, 13488216, 14772808, 16860270, 18466010, 22159212, 22480360, 25852414, 27699015, 33720540, 36932020, 38778621, 44318424, 51704828, 55398030, 64631035, 67441080, 73864040, 77557242, 103409656, 110796060, 129262070, 155114484, 193893105, 221592120, 258524140, 310228968, 387786210, 517048280, 775572420, 1551144840]

約数ペア:

[(1, 1551144840), (2, 775572420), (3, 517048280), (4, 387786210), (5, 310228968), (6, 258524140), (7, 221592120), (8, 193893105), (10, 155114484), (12, 129262070), (14, 110796060), (15, 103409656), (20, 77557242), (21, 73864040), (23, 67441080), (24, 64631035), (28, 55398030), (30, 51704828), (35, 44318424), (40, 38778621), (42, 36932020), (46, 33720540), (56, 27699015), (60, 25852414), (69, 22480360), (70, 22159212), (84, 18466010), (92, 16860270), (105, 14772808), (115, 13488216), (120, 12926207), (138, 11240180), (140, 11079606), (161, 9634440), (168, 9233005), (184, 8430135), (210, 7386404), (230, 6744108), (276, 5620090), (280, 5539803), (322, 4817220), (345, 4496072), (420, 3693202), (460, 3372054), (483, 3211480), (552, 2810045), (644, 2408610), (690, 2248036), (805, 1926888), (840, 1846601), (920, 1686027), (966, 1605740), (1288, 1204305), (1380, 1124018), (1610, 963444), (1932, 802870), (2415, 642296), (2760, 562009), (3220, 481722), (3864, 401435), (4830, 321148), (6440, 240861), (9660, 160574), (19320, 80287)]