389571840

素因数分解:

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

素因数の和:4865

約数の個数: 216

約数和(自身を含む): 1540750848

約数和(自身を除く): 1151179008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 4831, 5040, 5376, 5760, 6720, 8064, 8960, 9662, 10080, 11520, 13440, 14493, 16128, 19324, 20160, 24155, 26880, 28986, 33817, 38648, 40320, 43479, 48310, 57972, 67634, 72465, 77296, 80640, 86958, 96620, 101451, 115944, 135268, 144930, 154592, 169085, 173916, 193240, 202902, 217395, 231888, 270536, 289860, 304353, 309184, 338170, 347832, 386480, 405804, 434790, 463776, 507255, 541072, 579720, 608706, 618368, 676340, 695664, 772960, 811608, 869580, 927552, 1014510, 1082144, 1159440, 1217412, 1236736, 1352680, 1391328, 1521765, 1545920, 1623216, 1739160, 1855104, 2029020, 2164288, 2318880, 2434824, 2705360, 2782656, 3043530, 3091840, 3246432, 3478320, 3710208, 4058040, 4328576, 4637760, 4869648, 5410720, 5565312, 6087060, 6183680, 6492864, 6956640, 8116080, 8657152, 9275520, 9739296, 10821440, 11130624, 12174120, 12985728, 13913280, 16232160, 18551040, 19478592, 21642880, 24348240, 25971456, 27826560, 32464320, 38957184, 43285760, 48696480, 55653120, 64928640, 77914368, 97392960, 129857280, 194785920, 389571840]

約数ペア:

[(1, 389571840), (2, 194785920), (3, 129857280), (4, 97392960), (5, 77914368), (6, 64928640), (7, 55653120), (8, 48696480), (9, 43285760), (10, 38957184), (12, 32464320), (14, 27826560), (15, 25971456), (16, 24348240), (18, 21642880), (20, 19478592), (21, 18551040), (24, 16232160), (28, 13913280), (30, 12985728), (32, 12174120), (35, 11130624), (36, 10821440), (40, 9739296), (42, 9275520), (45, 8657152), (48, 8116080), (56, 6956640), (60, 6492864), (63, 6183680), (64, 6087060), (70, 5565312), (72, 5410720), (80, 4869648), (84, 4637760), (90, 4328576), (96, 4058040), (105, 3710208), (112, 3478320), (120, 3246432), (126, 3091840), (128, 3043530), (140, 2782656), (144, 2705360), (160, 2434824), (168, 2318880), (180, 2164288), (192, 2029020), (210, 1855104), (224, 1739160), (240, 1623216), (252, 1545920), (256, 1521765), (280, 1391328), (288, 1352680), (315, 1236736), (320, 1217412), (336, 1159440), (360, 1082144), (384, 1014510), (420, 927552), (448, 869580), (480, 811608), (504, 772960), (560, 695664), (576, 676340), (630, 618368), (640, 608706), (672, 579720), (720, 541072), (768, 507255), (840, 463776), (896, 434790), (960, 405804), (1008, 386480), (1120, 347832), (1152, 338170), (1260, 309184), (1280, 304353), (1344, 289860), (1440, 270536), (1680, 231888), (1792, 217395), (1920, 202902), (2016, 193240), (2240, 173916), (2304, 169085), (2520, 154592), (2688, 144930), (2880, 135268), (3360, 115944), (3840, 101451), (4032, 96620), (4480, 86958), (4831, 80640), (5040, 77296), (5376, 72465), (5760, 67634), (6720, 57972), (8064, 48310), (8960, 43479), (9662, 40320), (10080, 38648), (11520, 33817), (13440, 28986), (14493, 26880), (16128, 24155), (19324, 20160)]