1218611520

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{20149}}^1$

素因数の和:20182

約数の個数: 224

約数和(自身を含む): 4913376000

約数和(自身を除く): 3694764480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048, 6720, 7560, 8640, 10080, 12096, 15120, 20149, 20160, 30240, 40298, 60447, 60480, 80596, 100745, 120894, 141043, 161192, 181341, 201490, 241788, 282086, 302235, 322384, 362682, 402980, 423129, 483576, 544023, 564172, 604470, 644768, 705215, 725364, 805960, 846258, 906705, 967152, 1088046, 1128344, 1208940, 1269387, 1289536, 1410430, 1450728, 1611920, 1692516, 1813410, 1934304, 2115645, 2176092, 2256688, 2417880, 2538774, 2720115, 2820860, 2901456, 3223840, 3385032, 3626820, 3808161, 3868608, 4231290, 4352184, 4513376, 4835760, 5077548, 5440230, 5641720, 5802912, 6346935, 6447680, 6770064, 7253640, 7616322, 8462580, 8704368, 9026752, 9671520, 10155096, 10880460, 11283440, 11605824, 12693870, 13540128, 14507280, 15232644, 16925160, 17408736, 19040805, 19343040, 20310192, 21760920, 22566880, 25387740, 27080256, 29014560, 30465288, 33850320, 34817472, 38081610, 40620384, 43521840, 45133760, 50775480, 58029120, 60930576, 67700640, 76163220, 81240768, 87043680, 101550960, 121861152, 135401280, 152326440, 174087360, 203101920, 243722304, 304652880, 406203840, 609305760, 1218611520]

約数ペア:

[(1, 1218611520), (2, 609305760), (3, 406203840), (4, 304652880), (5, 243722304), (6, 203101920), (7, 174087360), (8, 152326440), (9, 135401280), (10, 121861152), (12, 101550960), (14, 87043680), (15, 81240768), (16, 76163220), (18, 67700640), (20, 60930576), (21, 58029120), (24, 50775480), (27, 45133760), (28, 43521840), (30, 40620384), (32, 38081610), (35, 34817472), (36, 33850320), (40, 30465288), (42, 29014560), (45, 27080256), (48, 25387740), (54, 22566880), (56, 21760920), (60, 20310192), (63, 19343040), (64, 19040805), (70, 17408736), (72, 16925160), (80, 15232644), (84, 14507280), (90, 13540128), (96, 12693870), (105, 11605824), (108, 11283440), (112, 10880460), (120, 10155096), (126, 9671520), (135, 9026752), (140, 8704368), (144, 8462580), (160, 7616322), (168, 7253640), (180, 6770064), (189, 6447680), (192, 6346935), (210, 5802912), (216, 5641720), (224, 5440230), (240, 5077548), (252, 4835760), (270, 4513376), (280, 4352184), (288, 4231290), (315, 3868608), (320, 3808161), (336, 3626820), (360, 3385032), (378, 3223840), (420, 2901456), (432, 2820860), (448, 2720115), (480, 2538774), (504, 2417880), (540, 2256688), (560, 2176092), (576, 2115645), (630, 1934304), (672, 1813410), (720, 1692516), (756, 1611920), (840, 1450728), (864, 1410430), (945, 1289536), (960, 1269387), (1008, 1208940), (1080, 1128344), (1120, 1088046), (1260, 967152), (1344, 906705), (1440, 846258), (1512, 805960), (1680, 725364), (1728, 705215), (1890, 644768), (2016, 604470), (2160, 564172), (2240, 544023), (2520, 483576), (2880, 423129), (3024, 402980), (3360, 362682), (3780, 322384), (4032, 302235), (4320, 282086), (5040, 241788), (6048, 201490), (6720, 181341), (7560, 161192), (8640, 141043), (10080, 120894), (12096, 100745), (15120, 80596), (20149, 60480), (20160, 60447), (30240, 40298)]