310865920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:425

約数の個数: 104

約数和(自身を含む): 765498096

約数和(自身を除く): 454632176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 353, 430, 512, 640, 688, 706, 860, 1024, 1280, 1376, 1412, 1720, 1765, 2048, 2560, 2752, 2824, 3440, 3530, 4096, 5120, 5504, 5648, 6880, 7060, 10240, 11008, 11296, 13760, 14120, 15179, 20480, 22016, 22592, 27520, 28240, 30358, 44032, 45184, 55040, 56480, 60716, 75895, 88064, 90368, 110080, 112960, 121432, 151790, 176128, 180736, 220160, 225920, 242864, 303580, 361472, 440320, 451840, 485728, 607160, 722944, 880640, 903680, 971456, 1214320, 1445888, 1807360, 1942912, 2428640, 3614720, 3885824, 4857280, 7229440, 7771648, 9714560, 15543296, 19429120, 31086592, 38858240, 62173184, 77716480, 155432960, 310865920]

約数ペア:

[(1, 310865920), (2, 155432960), (4, 77716480), (5, 62173184), (8, 38858240), (10, 31086592), (16, 19429120), (20, 15543296), (32, 9714560), (40, 7771648), (43, 7229440), (64, 4857280), (80, 3885824), (86, 3614720), (128, 2428640), (160, 1942912), (172, 1807360), (215, 1445888), (256, 1214320), (320, 971456), (344, 903680), (353, 880640), (430, 722944), (512, 607160), (640, 485728), (688, 451840), (706, 440320), (860, 361472), (1024, 303580), (1280, 242864), (1376, 225920), (1412, 220160), (1720, 180736), (1765, 176128), (2048, 151790), (2560, 121432), (2752, 112960), (2824, 110080), (3440, 90368), (3530, 88064), (4096, 75895), (5120, 60716), (5504, 56480), (5648, 55040), (6880, 45184), (7060, 44032), (10240, 30358), (11008, 28240), (11296, 27520), (13760, 22592), (14120, 22016), (15179, 20480)]