276405920

素因数分解:

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

素因数の和:491

約数の個数: 192

約数和(自身を含む): 812851200

約数和(自身を除く): 536445280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 160, 190, 217, 224, 248, 266, 280, 304, 310, 380, 419, 434, 496, 532, 560, 589, 608, 620, 665, 760, 838, 868, 992, 1064, 1085, 1120, 1178, 1240, 1330, 1520, 1676, 1736, 2095, 2128, 2170, 2356, 2480, 2660, 2933, 2945, 3040, 3352, 3472, 4123, 4190, 4256, 4340, 4712, 4960, 5320, 5866, 5890, 6704, 6944, 7961, 8246, 8380, 8680, 9424, 10640, 11732, 11780, 12989, 13408, 14665, 15922, 16492, 16760, 17360, 18848, 20615, 21280, 23464, 23560, 25978, 29330, 31844, 32984, 33520, 34720, 39805, 41230, 46928, 47120, 51956, 55727, 58660, 63688, 64945, 65968, 67040, 79610, 82460, 90923, 93856, 94240, 103912, 111454, 117320, 127376, 129890, 131936, 159220, 164920, 181846, 207824, 222908, 234640, 246791, 254752, 259780, 278635, 318440, 329840, 363692, 415648, 445816, 454615, 469280, 493582, 519560, 557270, 636880, 659680, 727384, 891632, 909230, 987164, 1039120, 1114540, 1233955, 1273760, 1454768, 1727537, 1783264, 1818460, 1974328, 2078240, 2229080, 2467910, 2909536, 3455074, 3636920, 3948656, 4458160, 4935820, 6910148, 7273840, 7897312, 8637685, 8916320, 9871640, 13820296, 14547680, 17275370, 19743280, 27640592, 34550740, 39486560, 55281184, 69101480, 138202960, 276405920]

約数ペア:

[(1, 276405920), (2, 138202960), (4, 69101480), (5, 55281184), (7, 39486560), (8, 34550740), (10, 27640592), (14, 19743280), (16, 17275370), (19, 14547680), (20, 13820296), (28, 9871640), (31, 8916320), (32, 8637685), (35, 7897312), (38, 7273840), (40, 6910148), (56, 4935820), (62, 4458160), (70, 3948656), (76, 3636920), (80, 3455074), (95, 2909536), (112, 2467910), (124, 2229080), (133, 2078240), (140, 1974328), (152, 1818460), (155, 1783264), (160, 1727537), (190, 1454768), (217, 1273760), (224, 1233955), (248, 1114540), (266, 1039120), (280, 987164), (304, 909230), (310, 891632), (380, 727384), (419, 659680), (434, 636880), (496, 557270), (532, 519560), (560, 493582), (589, 469280), (608, 454615), (620, 445816), (665, 415648), (760, 363692), (838, 329840), (868, 318440), (992, 278635), (1064, 259780), (1085, 254752), (1120, 246791), (1178, 234640), (1240, 222908), (1330, 207824), (1520, 181846), (1676, 164920), (1736, 159220), (2095, 131936), (2128, 129890), (2170, 127376), (2356, 117320), (2480, 111454), (2660, 103912), (2933, 94240), (2945, 93856), (3040, 90923), (3352, 82460), (3472, 79610), (4123, 67040), (4190, 65968), (4256, 64945), (4340, 63688), (4712, 58660), (4960, 55727), (5320, 51956), (5866, 47120), (5890, 46928), (6704, 41230), (6944, 39805), (7961, 34720), (8246, 33520), (8380, 32984), (8680, 31844), (9424, 29330), (10640, 25978), (11732, 23560), (11780, 23464), (12989, 21280), (13408, 20615), (14665, 18848), (15922, 17360), (16492, 16760)]