282808040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1741}}^1$

素因数の和:1914

約数の個数: 64

約数和(自身を含む): 662238720

約数和(自身を除く): 379430680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 131, 155, 248, 262, 310, 524, 620, 655, 1048, 1240, 1310, 1741, 2620, 3482, 4061, 5240, 6964, 8122, 8705, 13928, 16244, 17410, 20305, 32488, 34820, 40610, 53971, 69640, 81220, 107942, 162440, 215884, 228071, 269855, 431768, 456142, 539710, 912284, 1079420, 1140355, 1824568, 2158840, 2280710, 4561420, 7070201, 9122840, 14140402, 28280804, 35351005, 56561608, 70702010, 141404020, 282808040]

約数ペア:

[(1, 282808040), (2, 141404020), (4, 70702010), (5, 56561608), (8, 35351005), (10, 28280804), (20, 14140402), (31, 9122840), (40, 7070201), (62, 4561420), (124, 2280710), (131, 2158840), (155, 1824568), (248, 1140355), (262, 1079420), (310, 912284), (524, 539710), (620, 456142), (655, 431768), (1048, 269855), (1240, 228071), (1310, 215884), (1741, 162440), (2620, 107942), (3482, 81220), (4061, 69640), (5240, 53971), (6964, 40610), (8122, 34820), (8705, 32488), (13928, 20305), (16244, 17410)]