406696440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 256

約数和(自身を含む): 1368576000

約数和(自身を除く): 961879560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 59, 60, 62, 68, 85, 93, 102, 109, 118, 120, 124, 136, 155, 170, 177, 186, 204, 218, 236, 248, 255, 295, 310, 327, 340, 354, 372, 408, 436, 465, 472, 510, 527, 545, 590, 620, 654, 680, 708, 744, 872, 885, 930, 1003, 1020, 1054, 1090, 1180, 1240, 1308, 1416, 1581, 1635, 1770, 1829, 1853, 1860, 2006, 2040, 2108, 2180, 2360, 2616, 2635, 3009, 3162, 3270, 3379, 3540, 3658, 3706, 3720, 4012, 4216, 4360, 5015, 5270, 5487, 5559, 6018, 6324, 6431, 6540, 6758, 7080, 7316, 7412, 7905, 8024, 9145, 9265, 10030, 10137, 10540, 10974, 11118, 12036, 12648, 12862, 13080, 13516, 14632, 14824, 15045, 15810, 16895, 18290, 18530, 19293, 20060, 20274, 21080, 21948, 22236, 24072, 25724, 27032, 27435, 27795, 30090, 31093, 31620, 32155, 33790, 36580, 37060, 38586, 40120, 40548, 43896, 44472, 50685, 51448, 54870, 55590, 57443, 60180, 62186, 63240, 64310, 67580, 73160, 74120, 77172, 81096, 93279, 96465, 101370, 109327, 109740, 111180, 114886, 120360, 124372, 128620, 135160, 154344, 155465, 172329, 186558, 192930, 199361, 202740, 218654, 219480, 222360, 229772, 248744, 257240, 287215, 310930, 327981, 344658, 373116, 385860, 398722, 405480, 437308, 459544, 466395, 546635, 574430, 598083, 621860, 655962, 689316, 746232, 771720, 797444, 861645, 874616, 932790, 996805, 1093270, 1148860, 1196166, 1243720, 1311924, 1378632, 1594888, 1639905, 1723290, 1865580, 1993610, 2186540, 2297720, 2392332, 2623848, 2990415, 3279810, 3389137, 3446580, 3731160, 3987220, 4373080, 4784664, 5980830, 6559620, 6778274, 6893160, 7974440, 10167411, 11961660, 13119240, 13556548, 16945685, 20334822, 23923320, 27113096, 33891370, 40669644, 50837055, 67782740, 81339288, 101674110, 135565480, 203348220, 406696440]

約数ペア:

[(1, 406696440), (2, 203348220), (3, 135565480), (4, 101674110), (5, 81339288), (6, 67782740), (8, 50837055), (10, 40669644), (12, 33891370), (15, 27113096), (17, 23923320), (20, 20334822), (24, 16945685), (30, 13556548), (31, 13119240), (34, 11961660), (40, 10167411), (51, 7974440), (59, 6893160), (60, 6778274), (62, 6559620), (68, 5980830), (85, 4784664), (93, 4373080), (102, 3987220), (109, 3731160), (118, 3446580), (120, 3389137), (124, 3279810), (136, 2990415), (155, 2623848), (170, 2392332), (177, 2297720), (186, 2186540), (204, 1993610), (218, 1865580), (236, 1723290), (248, 1639905), (255, 1594888), (295, 1378632), (310, 1311924), (327, 1243720), (340, 1196166), (354, 1148860), (372, 1093270), (408, 996805), (436, 932790), (465, 874616), (472, 861645), (510, 797444), (527, 771720), (545, 746232), (590, 689316), (620, 655962), (654, 621860), (680, 598083), (708, 574430), (744, 546635), (872, 466395), (885, 459544), (930, 437308), (1003, 405480), (1020, 398722), (1054, 385860), (1090, 373116), (1180, 344658), (1240, 327981), (1308, 310930), (1416, 287215), (1581, 257240), (1635, 248744), (1770, 229772), (1829, 222360), (1853, 219480), (1860, 218654), (2006, 202740), (2040, 199361), (2108, 192930), (2180, 186558), (2360, 172329), (2616, 155465), (2635, 154344), (3009, 135160), (3162, 128620), (3270, 124372), (3379, 120360), (3540, 114886), (3658, 111180), (3706, 109740), (3720, 109327), (4012, 101370), (4216, 96465), (4360, 93279), (5015, 81096), (5270, 77172), (5487, 74120), (5559, 73160), (6018, 67580), (6324, 64310), (6431, 63240), (6540, 62186), (6758, 60180), (7080, 57443), (7316, 55590), (7412, 54870), (7905, 51448), (8024, 50685), (9145, 44472), (9265, 43896), (10030, 40548), (10137, 40120), (10540, 38586), (10974, 37060), (11118, 36580), (12036, 33790), (12648, 32155), (12862, 31620), (13080, 31093), (13516, 30090), (14632, 27795), (14824, 27435), (15045, 27032), (15810, 25724), (16895, 24072), (18290, 22236), (18530, 21948), (19293, 21080), (20060, 20274)]