131593280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4519}}^1$

素因数の和:4556

約数の個数: 112

約数和(自身を含む): 385754880

約数和(自身を除く): 254161600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 4519, 5824, 7280, 9038, 14560, 18076, 22595, 29120, 31633, 36152, 45190, 58747, 63266, 72304, 90380, 117494, 126532, 144608, 158165, 180760, 234988, 253064, 289216, 293735, 316330, 361520, 411229, 469976, 506128, 587470, 632660, 723040, 822458, 939952, 1012256, 1174940, 1265320, 1446080, 1644916, 1879904, 2024512, 2056145, 2349880, 2530640, 3289832, 3759808, 4112290, 4699760, 5061280, 6579664, 8224580, 9399520, 10122560, 13159328, 16449160, 18799040, 26318656, 32898320, 65796640, 131593280]

約数ペア:

[(1, 131593280), (2, 65796640), (4, 32898320), (5, 26318656), (7, 18799040), (8, 16449160), (10, 13159328), (13, 10122560), (14, 9399520), (16, 8224580), (20, 6579664), (26, 5061280), (28, 4699760), (32, 4112290), (35, 3759808), (40, 3289832), (52, 2530640), (56, 2349880), (64, 2056145), (65, 2024512), (70, 1879904), (80, 1644916), (91, 1446080), (104, 1265320), (112, 1174940), (130, 1012256), (140, 939952), (160, 822458), (182, 723040), (208, 632660), (224, 587470), (260, 506128), (280, 469976), (320, 411229), (364, 361520), (416, 316330), (448, 293735), (455, 289216), (520, 253064), (560, 234988), (728, 180760), (832, 158165), (910, 144608), (1040, 126532), (1120, 117494), (1456, 90380), (1820, 72304), (2080, 63266), (2240, 58747), (2912, 45190), (3640, 36152), (4160, 31633), (4519, 29120), (5824, 22595), (7280, 18076), (9038, 14560)]