2240280

素因数分解:

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

素因数の和:158

約数の個数: 144

約数和(自身を含む): 8536320

約数和(自身を除く): 6296040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 127, 140, 147, 168, 180, 196, 210, 245, 252, 254, 280, 294, 315, 360, 381, 392, 420, 441, 490, 504, 508, 588, 630, 635, 735, 762, 840, 882, 889, 980, 1016, 1143, 1176, 1260, 1270, 1470, 1524, 1764, 1778, 1905, 1960, 2205, 2286, 2520, 2540, 2667, 2940, 3048, 3528, 3556, 3810, 4410, 4445, 4572, 5080, 5334, 5715, 5880, 6223, 7112, 7620, 8001, 8820, 8890, 9144, 10668, 11430, 12446, 13335, 15240, 16002, 17640, 17780, 18669, 21336, 22860, 24892, 26670, 31115, 32004, 35560, 37338, 40005, 45720, 49784, 53340, 56007, 62230, 64008, 74676, 80010, 93345, 106680, 112014, 124460, 149352, 160020, 186690, 224028, 248920, 280035, 320040, 373380, 448056, 560070, 746760, 1120140, 2240280]

約数ペア:

[(1, 2240280), (2, 1120140), (3, 746760), (4, 560070), (5, 448056), (6, 373380), (7, 320040), (8, 280035), (9, 248920), (10, 224028), (12, 186690), (14, 160020), (15, 149352), (18, 124460), (20, 112014), (21, 106680), (24, 93345), (28, 80010), (30, 74676), (35, 64008), (36, 62230), (40, 56007), (42, 53340), (45, 49784), (49, 45720), (56, 40005), (60, 37338), (63, 35560), (70, 32004), (72, 31115), (84, 26670), (90, 24892), (98, 22860), (105, 21336), (120, 18669), (126, 17780), (127, 17640), (140, 16002), (147, 15240), (168, 13335), (180, 12446), (196, 11430), (210, 10668), (245, 9144), (252, 8890), (254, 8820), (280, 8001), (294, 7620), (315, 7112), (360, 6223), (381, 5880), (392, 5715), (420, 5334), (441, 5080), (490, 4572), (504, 4445), (508, 4410), (588, 3810), (630, 3556), (635, 3528), (735, 3048), (762, 2940), (840, 2667), (882, 2540), (889, 2520), (980, 2286), (1016, 2205), (1143, 1960), (1176, 1905), (1260, 1778), (1270, 1764), (1470, 1524)]