281699730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{240769}}^1$

素因数の和:240795

約数の個数: 48

約数和(自身を含む): 788762520

約数和(自身を除く): 507062790

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 240769, 481538, 722307, 1203845, 1444614, 2166921, 2407690, 3129997, 3611535, 4333842, 6259994, 7223070, 9389991, 10834605, 15649985, 18779982, 21669210, 28169973, 31299970, 46949955, 56339946, 93899910, 140849865, 281699730]

約数ペア:

[(1, 281699730), (2, 140849865), (3, 93899910), (5, 56339946), (6, 46949955), (9, 31299970), (10, 28169973), (13, 21669210), (15, 18779982), (18, 15649985), (26, 10834605), (30, 9389991), (39, 7223070), (45, 6259994), (65, 4333842), (78, 3611535), (90, 3129997), (117, 2407690), (130, 2166921), (195, 1444614), (234, 1203845), (390, 722307), (585, 481538), (1170, 240769)]