821567280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{14323}}^1$

素因数の和:14578

約数の個数: 80

約数和(自身を含む): 2557693440

約数和(自身を除く): 1736126160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 3824, 4780, 5736, 7170, 9560, 11472, 14323, 14340, 19120, 28646, 28680, 42969, 57292, 57360, 71615, 85938, 114584, 143230, 171876, 214845, 229168, 286460, 343752, 429690, 572920, 687504, 859380, 1145840, 1718760, 3423197, 3437520, 6846394, 10269591, 13692788, 17115985, 20539182, 27385576, 34231970, 41078364, 51347955, 54771152, 68463940, 82156728, 102695910, 136927880, 164313456, 205391820, 273855760, 410783640, 821567280]

約数ペア:

[(1, 821567280), (2, 410783640), (3, 273855760), (4, 205391820), (5, 164313456), (6, 136927880), (8, 102695910), (10, 82156728), (12, 68463940), (15, 54771152), (16, 51347955), (20, 41078364), (24, 34231970), (30, 27385576), (40, 20539182), (48, 17115985), (60, 13692788), (80, 10269591), (120, 6846394), (239, 3437520), (240, 3423197), (478, 1718760), (717, 1145840), (956, 859380), (1195, 687504), (1434, 572920), (1912, 429690), (2390, 343752), (2868, 286460), (3585, 229168), (3824, 214845), (4780, 171876), (5736, 143230), (7170, 114584), (9560, 85938), (11472, 71615), (14323, 57360), (14340, 57292), (19120, 42969), (28646, 28680)]