30853760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 128

約数和(自身を含む): 86365440

約数和(自身を除く): 55511680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 97, 112, 128, 140, 142, 160, 194, 224, 280, 284, 320, 355, 388, 448, 485, 497, 560, 568, 640, 679, 710, 776, 896, 970, 994, 1120, 1136, 1358, 1420, 1552, 1940, 1988, 2240, 2272, 2485, 2716, 2840, 3104, 3395, 3880, 3976, 4480, 4544, 4970, 5432, 5680, 6208, 6790, 6887, 7760, 7952, 9088, 9940, 10864, 11360, 12416, 13580, 13774, 15520, 15904, 19880, 21728, 22720, 27160, 27548, 31040, 31808, 34435, 39760, 43456, 45440, 48209, 54320, 55096, 62080, 63616, 68870, 79520, 86912, 96418, 108640, 110192, 137740, 159040, 192836, 217280, 220384, 241045, 275480, 318080, 385672, 434560, 440768, 482090, 550960, 771344, 881536, 964180, 1101920, 1542688, 1928360, 2203840, 3085376, 3856720, 4407680, 6170752, 7713440, 15426880, 30853760]

約数ペア:

[(1, 30853760), (2, 15426880), (4, 7713440), (5, 6170752), (7, 4407680), (8, 3856720), (10, 3085376), (14, 2203840), (16, 1928360), (20, 1542688), (28, 1101920), (32, 964180), (35, 881536), (40, 771344), (56, 550960), (64, 482090), (70, 440768), (71, 434560), (80, 385672), (97, 318080), (112, 275480), (128, 241045), (140, 220384), (142, 217280), (160, 192836), (194, 159040), (224, 137740), (280, 110192), (284, 108640), (320, 96418), (355, 86912), (388, 79520), (448, 68870), (485, 63616), (497, 62080), (560, 55096), (568, 54320), (640, 48209), (679, 45440), (710, 43456), (776, 39760), (896, 34435), (970, 31808), (994, 31040), (1120, 27548), (1136, 27160), (1358, 22720), (1420, 21728), (1552, 19880), (1940, 15904), (1988, 15520), (2240, 13774), (2272, 13580), (2485, 12416), (2716, 11360), (2840, 10864), (3104, 9940), (3395, 9088), (3880, 7952), (3976, 7760), (4480, 6887), (4544, 6790), (4970, 6208), (5432, 5680)]