816481680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25579}}^1$

素因数の和:25621

約数の個数: 160

約数和(自身を含む): 3045043200

約数和(自身を除く): 2228561520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 10640, 15960, 25579, 31920, 51158, 76737, 102316, 127895, 153474, 179053, 204632, 255790, 306948, 358106, 383685, 409264, 486001, 511580, 537159, 613896, 716212, 767370, 895265, 972002, 1023160, 1074318, 1227792, 1432424, 1458003, 1534740, 1790530, 1944004, 2046320, 2148636, 2430005, 2685795, 2864848, 2916006, 3069480, 3402007, 3581060, 3888008, 4297272, 4860010, 5371590, 5832012, 6138960, 6804014, 7162120, 7290015, 7776016, 8594544, 9720020, 10206021, 10743180, 11664024, 13608028, 14324240, 14580030, 17010035, 19440040, 20412042, 21486360, 23328048, 27216056, 29160060, 34020070, 38880080, 40824084, 42972720, 51030105, 54432112, 58320120, 68040140, 81648168, 102060210, 116640240, 136080280, 163296336, 204120420, 272160560, 408240840, 816481680]

約数ペア:

[(1, 816481680), (2, 408240840), (3, 272160560), (4, 204120420), (5, 163296336), (6, 136080280), (7, 116640240), (8, 102060210), (10, 81648168), (12, 68040140), (14, 58320120), (15, 54432112), (16, 51030105), (19, 42972720), (20, 40824084), (21, 38880080), (24, 34020070), (28, 29160060), (30, 27216056), (35, 23328048), (38, 21486360), (40, 20412042), (42, 19440040), (48, 17010035), (56, 14580030), (57, 14324240), (60, 13608028), (70, 11664024), (76, 10743180), (80, 10206021), (84, 9720020), (95, 8594544), (105, 7776016), (112, 7290015), (114, 7162120), (120, 6804014), (133, 6138960), (140, 5832012), (152, 5371590), (168, 4860010), (190, 4297272), (210, 3888008), (228, 3581060), (240, 3402007), (266, 3069480), (280, 2916006), (285, 2864848), (304, 2685795), (336, 2430005), (380, 2148636), (399, 2046320), (420, 1944004), (456, 1790530), (532, 1534740), (560, 1458003), (570, 1432424), (665, 1227792), (760, 1074318), (798, 1023160), (840, 972002), (912, 895265), (1064, 767370), (1140, 716212), (1330, 613896), (1520, 537159), (1596, 511580), (1680, 486001), (1995, 409264), (2128, 383685), (2280, 358106), (2660, 306948), (3192, 255790), (3990, 204632), (4560, 179053), (5320, 153474), (6384, 127895), (7980, 102316), (10640, 76737), (15960, 51158), (25579, 31920)]