1218845040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8741}}^1$

素因数の和:8847

約数の個数: 160

約数和(自身を含む): 4370720256

約数和(自身を除く): 3151875216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 83, 84, 105, 112, 120, 140, 166, 168, 210, 240, 249, 280, 332, 336, 415, 420, 498, 560, 581, 664, 830, 840, 996, 1162, 1245, 1328, 1660, 1680, 1743, 1992, 2324, 2490, 2905, 3320, 3486, 3984, 4648, 4980, 5810, 6640, 6972, 8715, 8741, 9296, 9960, 11620, 13944, 17430, 17482, 19920, 23240, 26223, 27888, 34860, 34964, 43705, 46480, 52446, 61187, 69720, 69928, 87410, 104892, 122374, 131115, 139440, 139856, 174820, 183561, 209784, 244748, 262230, 305935, 349640, 367122, 419568, 489496, 524460, 611870, 699280, 725503, 734244, 917805, 978992, 1048920, 1223740, 1451006, 1468488, 1835610, 2097840, 2176509, 2447480, 2902012, 2936976, 3627515, 3671220, 4353018, 4894960, 5078521, 5804024, 7255030, 7342440, 8706036, 10157042, 10882545, 11608048, 14510060, 14684880, 15235563, 17412072, 20314084, 21765090, 25392605, 29020120, 30471126, 34824144, 40628168, 43530180, 50785210, 58040240, 60942252, 76177815, 81256336, 87060360, 101570420, 121884504, 152355630, 174120720, 203140840, 243769008, 304711260, 406281680, 609422520, 1218845040]

約数ペア:

[(1, 1218845040), (2, 609422520), (3, 406281680), (4, 304711260), (5, 243769008), (6, 203140840), (7, 174120720), (8, 152355630), (10, 121884504), (12, 101570420), (14, 87060360), (15, 81256336), (16, 76177815), (20, 60942252), (21, 58040240), (24, 50785210), (28, 43530180), (30, 40628168), (35, 34824144), (40, 30471126), (42, 29020120), (48, 25392605), (56, 21765090), (60, 20314084), (70, 17412072), (80, 15235563), (83, 14684880), (84, 14510060), (105, 11608048), (112, 10882545), (120, 10157042), (140, 8706036), (166, 7342440), (168, 7255030), (210, 5804024), (240, 5078521), (249, 4894960), (280, 4353018), (332, 3671220), (336, 3627515), (415, 2936976), (420, 2902012), (498, 2447480), (560, 2176509), (581, 2097840), (664, 1835610), (830, 1468488), (840, 1451006), (996, 1223740), (1162, 1048920), (1245, 978992), (1328, 917805), (1660, 734244), (1680, 725503), (1743, 699280), (1992, 611870), (2324, 524460), (2490, 489496), (2905, 419568), (3320, 367122), (3486, 349640), (3984, 305935), (4648, 262230), (4980, 244748), (5810, 209784), (6640, 183561), (6972, 174820), (8715, 139856), (8741, 139440), (9296, 131115), (9960, 122374), (11620, 104892), (13944, 87410), (17430, 69928), (17482, 69720), (19920, 61187), (23240, 52446), (26223, 46480), (27888, 43705), (34860, 34964)]