84901880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15959}}^1$

素因数の和:15996

約数の個数: 64

約数和(自身を含む): 229824000

約数和(自身を除く): 144922120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 15959, 31918, 63836, 79795, 111713, 127672, 159590, 223426, 303221, 319180, 446852, 558565, 606442, 638360, 893704, 1117130, 1212884, 1516105, 2122547, 2234260, 2425768, 3032210, 4245094, 4468520, 6064420, 8490188, 10612735, 12128840, 16980376, 21225470, 42450940, 84901880]

約数ペア:

[(1, 84901880), (2, 42450940), (4, 21225470), (5, 16980376), (7, 12128840), (8, 10612735), (10, 8490188), (14, 6064420), (19, 4468520), (20, 4245094), (28, 3032210), (35, 2425768), (38, 2234260), (40, 2122547), (56, 1516105), (70, 1212884), (76, 1117130), (95, 893704), (133, 638360), (140, 606442), (152, 558565), (190, 446852), (266, 319180), (280, 303221), (380, 223426), (532, 159590), (665, 127672), (760, 111713), (1064, 79795), (1330, 63836), (2660, 31918), (5320, 15959)]