66675280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:333

約数の個数: 120

約数和(自身を含む): 183584232

約数和(自身を除く): 116908952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 196, 233, 245, 280, 292, 365, 392, 466, 490, 511, 560, 584, 730, 784, 932, 980, 1022, 1165, 1168, 1460, 1631, 1864, 1960, 2044, 2330, 2555, 2920, 3262, 3577, 3728, 3920, 4088, 4660, 5110, 5840, 6524, 7154, 8155, 8176, 9320, 10220, 11417, 13048, 14308, 16310, 17009, 17885, 18640, 20440, 22834, 26096, 28616, 32620, 34018, 35770, 40880, 45668, 57085, 57232, 65240, 68036, 71540, 85045, 91336, 114170, 119063, 130480, 136072, 143080, 170090, 182672, 228340, 238126, 272144, 286160, 340180, 456680, 476252, 595315, 680360, 833441, 913360, 952504, 1190630, 1360720, 1666882, 1905008, 2381260, 3333764, 4167205, 4762520, 6667528, 8334410, 9525040, 13335056, 16668820, 33337640, 66675280]

約数ペア:

[(1, 66675280), (2, 33337640), (4, 16668820), (5, 13335056), (7, 9525040), (8, 8334410), (10, 6667528), (14, 4762520), (16, 4167205), (20, 3333764), (28, 2381260), (35, 1905008), (40, 1666882), (49, 1360720), (56, 1190630), (70, 952504), (73, 913360), (80, 833441), (98, 680360), (112, 595315), (140, 476252), (146, 456680), (196, 340180), (233, 286160), (245, 272144), (280, 238126), (292, 228340), (365, 182672), (392, 170090), (466, 143080), (490, 136072), (511, 130480), (560, 119063), (584, 114170), (730, 91336), (784, 85045), (932, 71540), (980, 68036), (1022, 65240), (1165, 57232), (1168, 57085), (1460, 45668), (1631, 40880), (1864, 35770), (1960, 34018), (2044, 32620), (2330, 28616), (2555, 26096), (2920, 22834), (3262, 20440), (3577, 18640), (3728, 17885), (3920, 17009), (4088, 16310), (4660, 14308), (5110, 13048), (5840, 11417), (6524, 10220), (7154, 9320), (8155, 8176)]