238278320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{919}}^1$

素因数の和:1402

約数の個数: 80

約数和(自身を含む): 635197440

約数和(自身を除く): 396919120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 463, 560, 919, 926, 1838, 1852, 2315, 3241, 3676, 3704, 4595, 4630, 6433, 6482, 7352, 7408, 9190, 9260, 12866, 12964, 14704, 16205, 18380, 18520, 25732, 25928, 32165, 32410, 36760, 37040, 51464, 51856, 64330, 64820, 73520, 102928, 128660, 129640, 257320, 259280, 425497, 514640, 850994, 1701988, 2127485, 2978479, 3403976, 4254970, 5956958, 6807952, 8509940, 11913916, 14892395, 17019880, 23827832, 29784790, 34039760, 47655664, 59569580, 119139160, 238278320]

約数ペア:

[(1, 238278320), (2, 119139160), (4, 59569580), (5, 47655664), (7, 34039760), (8, 29784790), (10, 23827832), (14, 17019880), (16, 14892395), (20, 11913916), (28, 8509940), (35, 6807952), (40, 5956958), (56, 4254970), (70, 3403976), (80, 2978479), (112, 2127485), (140, 1701988), (280, 850994), (463, 514640), (560, 425497), (919, 259280), (926, 257320), (1838, 129640), (1852, 128660), (2315, 102928), (3241, 73520), (3676, 64820), (3704, 64330), (4595, 51856), (4630, 51464), (6433, 37040), (6482, 36760), (7352, 32410), (7408, 32165), (9190, 25928), (9260, 25732), (12866, 18520), (12964, 18380), (14704, 16205)]