520171920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:390

約数の個数: 240

約数和(自身を含む): 1823133312

約数和(自身を除く): 1302961392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 67, 72, 80, 82, 90, 120, 123, 134, 144, 164, 180, 201, 205, 240, 246, 263, 268, 328, 335, 360, 369, 402, 410, 492, 526, 536, 603, 615, 656, 670, 720, 738, 789, 804, 820, 984, 1005, 1052, 1072, 1206, 1230, 1315, 1340, 1476, 1578, 1608, 1640, 1845, 1968, 2010, 2104, 2367, 2412, 2460, 2630, 2680, 2747, 2952, 3015, 3156, 3216, 3280, 3690, 3945, 4020, 4208, 4734, 4824, 4920, 5260, 5360, 5494, 5904, 6030, 6312, 7380, 7890, 8040, 8241, 9468, 9648, 9840, 10520, 10783, 10988, 11835, 12060, 12624, 13735, 14760, 15780, 16080, 16482, 17621, 18936, 21040, 21566, 21976, 23670, 24120, 24723, 27470, 29520, 31560, 32349, 32964, 35242, 37872, 41205, 43132, 43952, 47340, 48240, 49446, 52863, 53915, 54940, 63120, 64698, 65928, 70484, 82410, 86264, 88105, 94680, 97047, 98892, 105726, 107830, 109880, 123615, 129396, 131856, 140968, 158589, 161745, 164820, 172528, 176210, 189360, 194094, 197784, 211452, 215660, 219760, 247230, 258792, 264315, 281936, 317178, 323490, 329640, 352420, 388188, 395568, 422904, 431320, 485235, 494460, 517584, 528630, 634356, 646980, 659280, 704840, 722461, 776376, 792945, 845808, 862640, 970470, 988920, 1057260, 1268712, 1293960, 1409680, 1444922, 1552752, 1585890, 1940940, 1977840, 2114520, 2167383, 2537424, 2587920, 2889844, 3171780, 3612305, 3881880, 4229040, 4334766, 5779688, 6343560, 6502149, 7224610, 7763760, 8669532, 10836915, 11559376, 12687120, 13004298, 14449220, 17339064, 21673830, 26008596, 28898440, 32510745, 34678128, 43347660, 52017192, 57796880, 65021490, 86695320, 104034384, 130042980, 173390640, 260085960, 520171920]

約数ペア:

[(1, 520171920), (2, 260085960), (3, 173390640), (4, 130042980), (5, 104034384), (6, 86695320), (8, 65021490), (9, 57796880), (10, 52017192), (12, 43347660), (15, 34678128), (16, 32510745), (18, 28898440), (20, 26008596), (24, 21673830), (30, 17339064), (36, 14449220), (40, 13004298), (41, 12687120), (45, 11559376), (48, 10836915), (60, 8669532), (67, 7763760), (72, 7224610), (80, 6502149), (82, 6343560), (90, 5779688), (120, 4334766), (123, 4229040), (134, 3881880), (144, 3612305), (164, 3171780), (180, 2889844), (201, 2587920), (205, 2537424), (240, 2167383), (246, 2114520), (263, 1977840), (268, 1940940), (328, 1585890), (335, 1552752), (360, 1444922), (369, 1409680), (402, 1293960), (410, 1268712), (492, 1057260), (526, 988920), (536, 970470), (603, 862640), (615, 845808), (656, 792945), (670, 776376), (720, 722461), (738, 704840), (789, 659280), (804, 646980), (820, 634356), (984, 528630), (1005, 517584), (1052, 494460), (1072, 485235), (1206, 431320), (1230, 422904), (1315, 395568), (1340, 388188), (1476, 352420), (1578, 329640), (1608, 323490), (1640, 317178), (1845, 281936), (1968, 264315), (2010, 258792), (2104, 247230), (2367, 219760), (2412, 215660), (2460, 211452), (2630, 197784), (2680, 194094), (2747, 189360), (2952, 176210), (3015, 172528), (3156, 164820), (3216, 161745), (3280, 158589), (3690, 140968), (3945, 131856), (4020, 129396), (4208, 123615), (4734, 109880), (4824, 107830), (4920, 105726), (5260, 98892), (5360, 97047), (5494, 94680), (5904, 88105), (6030, 86264), (6312, 82410), (7380, 70484), (7890, 65928), (8040, 64698), (8241, 63120), (9468, 54940), (9648, 53915), (9840, 52863), (10520, 49446), (10783, 48240), (10988, 47340), (11835, 43952), (12060, 43132), (12624, 41205), (13735, 37872), (14760, 35242), (15780, 32964), (16080, 32349), (16482, 31560), (17621, 29520), (18936, 27470), (21040, 24723), (21566, 24120), (21976, 23670)]