243949680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 240

約数和(自身を含む): 897755040

約数和(自身を除く): 653805360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 67, 72, 78, 80, 90, 104, 117, 120, 130, 134, 144, 156, 180, 195, 201, 208, 234, 240, 260, 268, 312, 335, 360, 389, 390, 402, 468, 520, 536, 585, 603, 624, 670, 720, 778, 780, 804, 871, 936, 1005, 1040, 1072, 1167, 1170, 1206, 1340, 1556, 1560, 1608, 1742, 1872, 1945, 2010, 2334, 2340, 2412, 2613, 2680, 3015, 3112, 3120, 3216, 3484, 3501, 3890, 4020, 4355, 4668, 4680, 4824, 5057, 5226, 5360, 5835, 6030, 6224, 6968, 7002, 7780, 7839, 8040, 8710, 9336, 9360, 9648, 10114, 10452, 11670, 12060, 13065, 13936, 14004, 15171, 15560, 15678, 16080, 17420, 17505, 18672, 20228, 20904, 23340, 24120, 25285, 26063, 26130, 28008, 30342, 31120, 31356, 34840, 35010, 39195, 40456, 41808, 45513, 46680, 48240, 50570, 52126, 52260, 56016, 60684, 62712, 69680, 70020, 75855, 78189, 78390, 80912, 91026, 93360, 101140, 104252, 104520, 121368, 125424, 130315, 140040, 151710, 156378, 156780, 182052, 202280, 208504, 209040, 227565, 234567, 242736, 260630, 280080, 303420, 312756, 313560, 338819, 364104, 390945, 404560, 417008, 455130, 469134, 521260, 606840, 625512, 627120, 677638, 728208, 781890, 910260, 938268, 1016457, 1042520, 1172835, 1213680, 1251024, 1355276, 1563780, 1694095, 1820520, 1876536, 2032914, 2085040, 2345670, 2710552, 3049371, 3127560, 3388190, 3641040, 3753072, 4065828, 4691340, 5082285, 5421104, 6098742, 6255120, 6776380, 8131656, 9382680, 10164570, 12197484, 13552760, 15246855, 16263312, 18765360, 20329140, 24394968, 27105520, 30493710, 40658280, 48789936, 60987420, 81316560, 121974840, 243949680]

約数ペア:

[(1, 243949680), (2, 121974840), (3, 81316560), (4, 60987420), (5, 48789936), (6, 40658280), (8, 30493710), (9, 27105520), (10, 24394968), (12, 20329140), (13, 18765360), (15, 16263312), (16, 15246855), (18, 13552760), (20, 12197484), (24, 10164570), (26, 9382680), (30, 8131656), (36, 6776380), (39, 6255120), (40, 6098742), (45, 5421104), (48, 5082285), (52, 4691340), (60, 4065828), (65, 3753072), (67, 3641040), (72, 3388190), (78, 3127560), (80, 3049371), (90, 2710552), (104, 2345670), (117, 2085040), (120, 2032914), (130, 1876536), (134, 1820520), (144, 1694095), (156, 1563780), (180, 1355276), (195, 1251024), (201, 1213680), (208, 1172835), (234, 1042520), (240, 1016457), (260, 938268), (268, 910260), (312, 781890), (335, 728208), (360, 677638), (389, 627120), (390, 625512), (402, 606840), (468, 521260), (520, 469134), (536, 455130), (585, 417008), (603, 404560), (624, 390945), (670, 364104), (720, 338819), (778, 313560), (780, 312756), (804, 303420), (871, 280080), (936, 260630), (1005, 242736), (1040, 234567), (1072, 227565), (1167, 209040), (1170, 208504), (1206, 202280), (1340, 182052), (1556, 156780), (1560, 156378), (1608, 151710), (1742, 140040), (1872, 130315), (1945, 125424), (2010, 121368), (2334, 104520), (2340, 104252), (2412, 101140), (2613, 93360), (2680, 91026), (3015, 80912), (3112, 78390), (3120, 78189), (3216, 75855), (3484, 70020), (3501, 69680), (3890, 62712), (4020, 60684), (4355, 56016), (4668, 52260), (4680, 52126), (4824, 50570), (5057, 48240), (5226, 46680), (5360, 45513), (5835, 41808), (6030, 40456), (6224, 39195), (6968, 35010), (7002, 34840), (7780, 31356), (7839, 31120), (8040, 30342), (8710, 28008), (9336, 26130), (9360, 26063), (9648, 25285), (10114, 24120), (10452, 23340), (11670, 20904), (12060, 20228), (13065, 18672), (13936, 17505), (14004, 17420), (15171, 16080), (15560, 15678)]