289882810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12821}}^1$

素因数の和:12871

約数の個数: 64

約数和(自身を含む): 664692480

約数和(自身を除く): 374809670

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 70, 85, 95, 119, 133, 170, 190, 238, 266, 323, 595, 646, 665, 1190, 1330, 1615, 2261, 3230, 4522, 11305, 12821, 22610, 25642, 64105, 89747, 128210, 179494, 217957, 243599, 435914, 448735, 487198, 897470, 1089785, 1217995, 1525699, 1705193, 2179570, 2435990, 3051398, 3410386, 4141183, 7628495, 8282366, 8525965, 15256990, 17051930, 20705915, 28988281, 41411830, 57976562, 144941405, 289882810]

約数ペア:

[(1, 289882810), (2, 144941405), (5, 57976562), (7, 41411830), (10, 28988281), (14, 20705915), (17, 17051930), (19, 15256990), (34, 8525965), (35, 8282366), (38, 7628495), (70, 4141183), (85, 3410386), (95, 3051398), (119, 2435990), (133, 2179570), (170, 1705193), (190, 1525699), (238, 1217995), (266, 1089785), (323, 897470), (595, 487198), (646, 448735), (665, 435914), (1190, 243599), (1330, 217957), (1615, 179494), (2261, 128210), (3230, 89747), (4522, 64105), (11305, 25642), (12821, 22610)]