214340720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{653}}^1$

素因数の和:1050

約数の個数: 80

約数和(自身を含む): 545938272

約数和(自身を除く): 331597552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 373, 440, 653, 746, 880, 1306, 1492, 1865, 2612, 2984, 3265, 3730, 4103, 5224, 5968, 6530, 7183, 7460, 8206, 10448, 13060, 14366, 14920, 16412, 20515, 26120, 28732, 29840, 32824, 35915, 41030, 52240, 57464, 65648, 71830, 82060, 114928, 143660, 164120, 243569, 287320, 328240, 487138, 574640, 974276, 1217845, 1948552, 2435690, 2679259, 3897104, 4871380, 5358518, 9742760, 10717036, 13396295, 19485520, 21434072, 26792590, 42868144, 53585180, 107170360, 214340720]

約数ペア:

[(1, 214340720), (2, 107170360), (4, 53585180), (5, 42868144), (8, 26792590), (10, 21434072), (11, 19485520), (16, 13396295), (20, 10717036), (22, 9742760), (40, 5358518), (44, 4871380), (55, 3897104), (80, 2679259), (88, 2435690), (110, 1948552), (176, 1217845), (220, 974276), (373, 574640), (440, 487138), (653, 328240), (746, 287320), (880, 243569), (1306, 164120), (1492, 143660), (1865, 114928), (2612, 82060), (2984, 71830), (3265, 65648), (3730, 57464), (4103, 52240), (5224, 41030), (5968, 35915), (6530, 32824), (7183, 29840), (7460, 28732), (8206, 26120), (10448, 20515), (13060, 16412), (14366, 14920)]