673902640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3491}}^1$

素因数の和:3650

約数の個数: 80

約数和(自身を含む): 1662750720

約数和(自身を除く): 988848080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 127, 152, 190, 254, 304, 380, 508, 635, 760, 1016, 1270, 1520, 2032, 2413, 2540, 3491, 4826, 5080, 6982, 9652, 10160, 12065, 13964, 17455, 19304, 24130, 27928, 34910, 38608, 48260, 55856, 66329, 69820, 96520, 132658, 139640, 193040, 265316, 279280, 331645, 443357, 530632, 663290, 886714, 1061264, 1326580, 1773428, 2216785, 2653160, 3546856, 4433570, 5306320, 7093712, 8423783, 8867140, 16847566, 17734280, 33695132, 35468560, 42118915, 67390264, 84237830, 134780528, 168475660, 336951320, 673902640]

約数ペア:

[(1, 673902640), (2, 336951320), (4, 168475660), (5, 134780528), (8, 84237830), (10, 67390264), (16, 42118915), (19, 35468560), (20, 33695132), (38, 17734280), (40, 16847566), (76, 8867140), (80, 8423783), (95, 7093712), (127, 5306320), (152, 4433570), (190, 3546856), (254, 2653160), (304, 2216785), (380, 1773428), (508, 1326580), (635, 1061264), (760, 886714), (1016, 663290), (1270, 530632), (1520, 443357), (2032, 331645), (2413, 279280), (2540, 265316), (3491, 193040), (4826, 139640), (5080, 132658), (6982, 96520), (9652, 69820), (10160, 66329), (12065, 55856), (13964, 48260), (17455, 38608), (19304, 34910), (24130, 27928)]