129857280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{4831}}^1$

素因数の和:4862

約数の個数: 144

約数和(自身を含む): 474077184

約数和(自身を除く): 344219904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 4831, 5376, 6720, 8960, 9662, 13440, 14493, 19324, 24155, 26880, 28986, 33817, 38648, 48310, 57972, 67634, 72465, 77296, 96620, 101451, 115944, 135268, 144930, 154592, 169085, 193240, 202902, 231888, 270536, 289860, 309184, 338170, 386480, 405804, 463776, 507255, 541072, 579720, 618368, 676340, 772960, 811608, 927552, 1014510, 1082144, 1159440, 1236736, 1352680, 1545920, 1623216, 1855104, 2029020, 2164288, 2318880, 2705360, 3091840, 3246432, 3710208, 4058040, 4328576, 4637760, 5410720, 6183680, 6492864, 8116080, 8657152, 9275520, 10821440, 12985728, 16232160, 18551040, 21642880, 25971456, 32464320, 43285760, 64928640, 129857280]

約数ペア:

[(1, 129857280), (2, 64928640), (3, 43285760), (4, 32464320), (5, 25971456), (6, 21642880), (7, 18551040), (8, 16232160), (10, 12985728), (12, 10821440), (14, 9275520), (15, 8657152), (16, 8116080), (20, 6492864), (21, 6183680), (24, 5410720), (28, 4637760), (30, 4328576), (32, 4058040), (35, 3710208), (40, 3246432), (42, 3091840), (48, 2705360), (56, 2318880), (60, 2164288), (64, 2029020), (70, 1855104), (80, 1623216), (84, 1545920), (96, 1352680), (105, 1236736), (112, 1159440), (120, 1082144), (128, 1014510), (140, 927552), (160, 811608), (168, 772960), (192, 676340), (210, 618368), (224, 579720), (240, 541072), (256, 507255), (280, 463776), (320, 405804), (336, 386480), (384, 338170), (420, 309184), (448, 289860), (480, 270536), (560, 231888), (640, 202902), (672, 193240), (768, 169085), (840, 154592), (896, 144930), (960, 135268), (1120, 115944), (1280, 101451), (1344, 96620), (1680, 77296), (1792, 72465), (1920, 67634), (2240, 57972), (2688, 48310), (3360, 38648), (3840, 33817), (4480, 28986), (4831, 26880), (5376, 24155), (6720, 19324), (8960, 14493), (9662, 13440)]