138202960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:489

約数の個数: 160

約数和(自身を含む): 399974400

約数和(自身を除く): 261771440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 380, 419, 434, 496, 532, 560, 589, 620, 665, 760, 838, 868, 1064, 1085, 1178, 1240, 1330, 1520, 1676, 1736, 2095, 2128, 2170, 2356, 2480, 2660, 2933, 2945, 3352, 3472, 4123, 4190, 4340, 4712, 5320, 5866, 5890, 6704, 7961, 8246, 8380, 8680, 9424, 10640, 11732, 11780, 12989, 14665, 15922, 16492, 16760, 17360, 20615, 23464, 23560, 25978, 29330, 31844, 32984, 33520, 39805, 41230, 46928, 47120, 51956, 55727, 58660, 63688, 64945, 65968, 79610, 82460, 90923, 103912, 111454, 117320, 127376, 129890, 159220, 164920, 181846, 207824, 222908, 234640, 246791, 259780, 278635, 318440, 329840, 363692, 445816, 454615, 493582, 519560, 557270, 636880, 727384, 891632, 909230, 987164, 1039120, 1114540, 1233955, 1454768, 1727537, 1818460, 1974328, 2229080, 2467910, 3455074, 3636920, 3948656, 4458160, 4935820, 6910148, 7273840, 8637685, 9871640, 13820296, 17275370, 19743280, 27640592, 34550740, 69101480, 138202960]

約数ペア:

[(1, 138202960), (2, 69101480), (4, 34550740), (5, 27640592), (7, 19743280), (8, 17275370), (10, 13820296), (14, 9871640), (16, 8637685), (19, 7273840), (20, 6910148), (28, 4935820), (31, 4458160), (35, 3948656), (38, 3636920), (40, 3455074), (56, 2467910), (62, 2229080), (70, 1974328), (76, 1818460), (80, 1727537), (95, 1454768), (112, 1233955), (124, 1114540), (133, 1039120), (140, 987164), (152, 909230), (155, 891632), (190, 727384), (217, 636880), (248, 557270), (266, 519560), (280, 493582), (304, 454615), (310, 445816), (380, 363692), (419, 329840), (434, 318440), (496, 278635), (532, 259780), (560, 246791), (589, 234640), (620, 222908), (665, 207824), (760, 181846), (838, 164920), (868, 159220), (1064, 129890), (1085, 127376), (1178, 117320), (1240, 111454), (1330, 103912), (1520, 90923), (1676, 82460), (1736, 79610), (2095, 65968), (2128, 64945), (2170, 63688), (2356, 58660), (2480, 55727), (2660, 51956), (2933, 47120), (2945, 46928), (3352, 41230), (3472, 39805), (4123, 33520), (4190, 32984), (4340, 31844), (4712, 29330), (5320, 25978), (5866, 23560), (5890, 23464), (6704, 20615), (7961, 17360), (8246, 16760), (8380, 16492), (8680, 15922), (9424, 14665), (10640, 12989), (11732, 11780)]