30141440

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{29}}^2$

素因数の和:90

約数の個数: 132

約数和(自身を含む): 85580976

約数和(自身を除く): 55439536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 256, 280, 290, 320, 406, 448, 464, 512, 560, 580, 640, 812, 841, 896, 928, 1015, 1024, 1120, 1160, 1280, 1624, 1682, 1792, 1856, 2030, 2240, 2320, 2560, 3248, 3364, 3584, 3712, 4060, 4205, 4480, 4640, 5120, 5887, 6496, 6728, 7168, 7424, 8120, 8410, 8960, 9280, 11774, 12992, 13456, 14848, 16240, 16820, 17920, 18560, 23548, 25984, 26912, 29435, 29696, 32480, 33640, 35840, 37120, 47096, 51968, 53824, 58870, 64960, 67280, 74240, 94192, 103936, 107648, 117740, 129920, 134560, 148480, 188384, 207872, 215296, 235480, 259840, 269120, 376768, 430592, 470960, 519680, 538240, 753536, 861184, 941920, 1039360, 1076480, 1507072, 1883840, 2152960, 3014144, 3767680, 4305920, 6028288, 7535360, 15070720, 30141440]

約数ペア:

[(1, 30141440), (2, 15070720), (4, 7535360), (5, 6028288), (7, 4305920), (8, 3767680), (10, 3014144), (14, 2152960), (16, 1883840), (20, 1507072), (28, 1076480), (29, 1039360), (32, 941920), (35, 861184), (40, 753536), (56, 538240), (58, 519680), (64, 470960), (70, 430592), (80, 376768), (112, 269120), (116, 259840), (128, 235480), (140, 215296), (145, 207872), (160, 188384), (203, 148480), (224, 134560), (232, 129920), (256, 117740), (280, 107648), (290, 103936), (320, 94192), (406, 74240), (448, 67280), (464, 64960), (512, 58870), (560, 53824), (580, 51968), (640, 47096), (812, 37120), (841, 35840), (896, 33640), (928, 32480), (1015, 29696), (1024, 29435), (1120, 26912), (1160, 25984), (1280, 23548), (1624, 18560), (1682, 17920), (1792, 16820), (1856, 16240), (2030, 14848), (2240, 13456), (2320, 12992), (2560, 11774), (3248, 9280), (3364, 8960), (3584, 8410), (3712, 8120), (4060, 7424), (4205, 7168), (4480, 6728), (4640, 6496), (5120, 5887)]