2145014760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{20107}}^1$

素因数の和:20255

約数の個数: 128

約数和(自身を含む): 7412613120

約数和(自身を除く): 5267598360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1270, 1524, 1778, 1905, 2540, 2667, 3048, 3556, 3810, 4445, 5080, 5334, 7112, 7620, 8890, 10668, 13335, 15240, 17780, 20107, 21336, 26670, 35560, 40214, 53340, 60321, 80428, 100535, 106680, 120642, 140749, 160856, 201070, 241284, 281498, 301605, 402140, 422247, 482568, 562996, 603210, 703745, 804280, 844494, 1125992, 1206420, 1407490, 1688988, 2111235, 2412840, 2553589, 2814980, 3377976, 4222470, 5107178, 5629960, 7660767, 8444940, 10214356, 12767945, 15321534, 16889880, 17875123, 20428712, 25535890, 30643068, 35750246, 38303835, 51071780, 53625369, 61286136, 71500492, 76607670, 89375615, 102143560, 107250738, 143000984, 153215340, 178751230, 214501476, 268126845, 306430680, 357502460, 429002952, 536253690, 715004920, 1072507380, 2145014760]

約数ペア:

[(1, 2145014760), (2, 1072507380), (3, 715004920), (4, 536253690), (5, 429002952), (6, 357502460), (7, 306430680), (8, 268126845), (10, 214501476), (12, 178751230), (14, 153215340), (15, 143000984), (20, 107250738), (21, 102143560), (24, 89375615), (28, 76607670), (30, 71500492), (35, 61286136), (40, 53625369), (42, 51071780), (56, 38303835), (60, 35750246), (70, 30643068), (84, 25535890), (105, 20428712), (120, 17875123), (127, 16889880), (140, 15321534), (168, 12767945), (210, 10214356), (254, 8444940), (280, 7660767), (381, 5629960), (420, 5107178), (508, 4222470), (635, 3377976), (762, 2814980), (840, 2553589), (889, 2412840), (1016, 2111235), (1270, 1688988), (1524, 1407490), (1778, 1206420), (1905, 1125992), (2540, 844494), (2667, 804280), (3048, 703745), (3556, 603210), (3810, 562996), (4445, 482568), (5080, 422247), (5334, 402140), (7112, 301605), (7620, 281498), (8890, 241284), (10668, 201070), (13335, 160856), (15240, 140749), (17780, 120642), (20107, 106680), (21336, 100535), (26670, 80428), (35560, 60321), (40214, 53340)]