728167970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3821}}^1$

素因数の和:3923

約数の個数: 64

約数和(自身を含む): 1485993600

約数和(自身を除く): 757825630

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 59, 85, 95, 118, 170, 190, 295, 323, 590, 646, 1003, 1121, 1615, 2006, 2242, 3230, 3821, 5015, 5605, 7642, 10030, 11210, 19057, 19105, 38114, 38210, 64957, 72599, 95285, 129914, 145198, 190570, 225439, 324785, 362995, 450878, 649570, 725990, 1127195, 1234183, 2254390, 2468366, 3832463, 4283341, 6170915, 7664926, 8566682, 12341830, 19162315, 21416705, 38324630, 42833410, 72816797, 145633594, 364083985, 728167970]

約数ペア:

[(1, 728167970), (2, 364083985), (5, 145633594), (10, 72816797), (17, 42833410), (19, 38324630), (34, 21416705), (38, 19162315), (59, 12341830), (85, 8566682), (95, 7664926), (118, 6170915), (170, 4283341), (190, 3832463), (295, 2468366), (323, 2254390), (590, 1234183), (646, 1127195), (1003, 725990), (1121, 649570), (1615, 450878), (2006, 362995), (2242, 324785), (3230, 225439), (3821, 190570), (5015, 145198), (5605, 129914), (7642, 95285), (10030, 72599), (11210, 64957), (19057, 38210), (19105, 38114)]