1255529520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10831}}^1$

素因数の和:10880

約数の個数: 240

約数和(自身を含む): 5028820992

約数和(自身を除く): 3773291472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 276, 280, 315, 322, 336, 345, 360, 368, 414, 420, 460, 483, 504, 552, 560, 630, 644, 690, 720, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1260, 1288, 1380, 1449, 1610, 1656, 1680, 1840, 1932, 2070, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3864, 4140, 4830, 5040, 5520, 5796, 6440, 7245, 7728, 8280, 9660, 10831, 11592, 12880, 14490, 16560, 19320, 21662, 23184, 28980, 32493, 38640, 43324, 54155, 57960, 64986, 75817, 86648, 97479, 108310, 115920, 129972, 151634, 162465, 173296, 194958, 216620, 227451, 249113, 259944, 303268, 324930, 379085, 389916, 433240, 454902, 487395, 498226, 519888, 606536, 649860, 682353, 747339, 758170, 779832, 866480, 909804, 974790, 996452, 1137255, 1213072, 1245565, 1299720, 1364706, 1494678, 1516340, 1559664, 1743791, 1819608, 1949580, 1992904, 2242017, 2274510, 2491130, 2599440, 2729412, 2989356, 3032680, 3411765, 3487582, 3639216, 3736695, 3899160, 3985808, 4484034, 4549020, 4982260, 5231373, 5458824, 5978712, 6065360, 6823530, 6975164, 7473390, 7798320, 8718955, 8968068, 9098040, 9964520, 10462746, 10917648, 11210085, 11957424, 13647060, 13950328, 14946780, 15694119, 17437910, 17936136, 18196080, 19929040, 20925492, 22420170, 26156865, 27294120, 27900656, 29893560, 31388238, 34875820, 35872272, 41850984, 44840340, 52313730, 54588240, 59787120, 62776476, 69751640, 78470595, 83701968, 89680680, 104627460, 125552952, 139503280, 156941190, 179361360, 209254920, 251105904, 313882380, 418509840, 627764760, 1255529520]

約数ペア:

[(1, 1255529520), (2, 627764760), (3, 418509840), (4, 313882380), (5, 251105904), (6, 209254920), (7, 179361360), (8, 156941190), (9, 139503280), (10, 125552952), (12, 104627460), (14, 89680680), (15, 83701968), (16, 78470595), (18, 69751640), (20, 62776476), (21, 59787120), (23, 54588240), (24, 52313730), (28, 44840340), (30, 41850984), (35, 35872272), (36, 34875820), (40, 31388238), (42, 29893560), (45, 27900656), (46, 27294120), (48, 26156865), (56, 22420170), (60, 20925492), (63, 19929040), (69, 18196080), (70, 17936136), (72, 17437910), (80, 15694119), (84, 14946780), (90, 13950328), (92, 13647060), (105, 11957424), (112, 11210085), (115, 10917648), (120, 10462746), (126, 9964520), (138, 9098040), (140, 8968068), (144, 8718955), (161, 7798320), (168, 7473390), (180, 6975164), (184, 6823530), (207, 6065360), (210, 5978712), (230, 5458824), (240, 5231373), (252, 4982260), (276, 4549020), (280, 4484034), (315, 3985808), (322, 3899160), (336, 3736695), (345, 3639216), (360, 3487582), (368, 3411765), (414, 3032680), (420, 2989356), (460, 2729412), (483, 2599440), (504, 2491130), (552, 2274510), (560, 2242017), (630, 1992904), (644, 1949580), (690, 1819608), (720, 1743791), (805, 1559664), (828, 1516340), (840, 1494678), (920, 1364706), (966, 1299720), (1008, 1245565), (1035, 1213072), (1104, 1137255), (1260, 996452), (1288, 974790), (1380, 909804), (1449, 866480), (1610, 779832), (1656, 758170), (1680, 747339), (1840, 682353), (1932, 649860), (2070, 606536), (2415, 519888), (2520, 498226), (2576, 487395), (2760, 454902), (2898, 433240), (3220, 389916), (3312, 379085), (3864, 324930), (4140, 303268), (4830, 259944), (5040, 249113), (5520, 227451), (5796, 216620), (6440, 194958), (7245, 173296), (7728, 162465), (8280, 151634), (9660, 129972), (10831, 115920), (11592, 108310), (12880, 97479), (14490, 86648), (16560, 75817), (19320, 64986), (21662, 57960), (23184, 54155), (28980, 43324), (32493, 38640)]