7800960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 26438400

約数和(自身を除く): 18637440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 239, 240, 255, 272, 320, 340, 384, 408, 478, 480, 510, 544, 640, 680, 717, 816, 956, 960, 1020, 1088, 1195, 1360, 1434, 1632, 1912, 1920, 2040, 2176, 2390, 2720, 2868, 3264, 3585, 3824, 4063, 4080, 4780, 5440, 5736, 6528, 7170, 7648, 8126, 8160, 9560, 10880, 11472, 12189, 14340, 15296, 16252, 16320, 19120, 20315, 22944, 24378, 28680, 30592, 32504, 32640, 38240, 40630, 45888, 48756, 57360, 60945, 65008, 76480, 81260, 91776, 97512, 114720, 121890, 130016, 152960, 162520, 195024, 229440, 243780, 260032, 325040, 390048, 458880, 487560, 520064, 650080, 780096, 975120, 1300160, 1560192, 1950240, 2600320, 3900480, 7800960]

約数ペア:

[(1, 7800960), (2, 3900480), (3, 2600320), (4, 1950240), (5, 1560192), (6, 1300160), (8, 975120), (10, 780096), (12, 650080), (15, 520064), (16, 487560), (17, 458880), (20, 390048), (24, 325040), (30, 260032), (32, 243780), (34, 229440), (40, 195024), (48, 162520), (51, 152960), (60, 130016), (64, 121890), (68, 114720), (80, 97512), (85, 91776), (96, 81260), (102, 76480), (120, 65008), (128, 60945), (136, 57360), (160, 48756), (170, 45888), (192, 40630), (204, 38240), (239, 32640), (240, 32504), (255, 30592), (272, 28680), (320, 24378), (340, 22944), (384, 20315), (408, 19120), (478, 16320), (480, 16252), (510, 15296), (544, 14340), (640, 12189), (680, 11472), (717, 10880), (816, 9560), (956, 8160), (960, 8126), (1020, 7648), (1088, 7170), (1195, 6528), (1360, 5736), (1434, 5440), (1632, 4780), (1912, 4080), (1920, 4063), (2040, 3824), (2176, 3585), (2390, 3264), (2720, 2868)]