291939760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6599}}^1$

素因数の和:6698

約数の個数: 80

約数和(自身を含む): 785664000

約数和(自身を除く): 493724240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 4424, 5530, 6320, 6599, 8848, 11060, 13198, 22120, 26396, 32995, 44240, 46193, 52792, 65990, 92386, 105584, 131980, 184772, 230965, 263960, 369544, 461930, 521321, 527920, 739088, 923860, 1042642, 1847720, 2085284, 2606605, 3649247, 3695440, 4170568, 5213210, 7298494, 8341136, 10426420, 14596988, 18246235, 20852840, 29193976, 36492470, 41705680, 58387952, 72984940, 145969880, 291939760]

約数ペア:

[(1, 291939760), (2, 145969880), (4, 72984940), (5, 58387952), (7, 41705680), (8, 36492470), (10, 29193976), (14, 20852840), (16, 18246235), (20, 14596988), (28, 10426420), (35, 8341136), (40, 7298494), (56, 5213210), (70, 4170568), (79, 3695440), (80, 3649247), (112, 2606605), (140, 2085284), (158, 1847720), (280, 1042642), (316, 923860), (395, 739088), (553, 527920), (560, 521321), (632, 461930), (790, 369544), (1106, 263960), (1264, 230965), (1580, 184772), (2212, 131980), (2765, 105584), (3160, 92386), (4424, 65990), (5530, 52792), (6320, 46193), (6599, 44240), (8848, 32995), (11060, 26396), (13198, 22120)]