400105440

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 384

約数和(自身を含む): 1628605440

約数和(自身を除く): 1228500000

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, 70, 72, 80, 84, 90, 96, 101, 105, 108, 112, 120, 126, 131, 135, 140, 144, 160, 168, 180, 189, 202, 210, 216, 224, 240, 252, 262, 270, 280, 288, 303, 315, 336, 360, 378, 393, 404, 420, 432, 480, 504, 505, 524, 540, 560, 606, 630, 655, 672, 707, 720, 756, 786, 808, 840, 864, 909, 917, 945, 1008, 1010, 1048, 1080, 1120, 1179, 1212, 1260, 1310, 1414, 1440, 1512, 1515, 1572, 1616, 1680, 1818, 1834, 1890, 1965, 2016, 2020, 2096, 2121, 2160, 2358, 2424, 2520, 2620, 2727, 2751, 2828, 3024, 3030, 3144, 3232, 3360, 3535, 3537, 3636, 3668, 3780, 3930, 4040, 4192, 4242, 4320, 4545, 4585, 4716, 4848, 5040, 5240, 5454, 5502, 5656, 5895, 6048, 6060, 6288, 6363, 7070, 7074, 7272, 7336, 7560, 7860, 8080, 8253, 8484, 9090, 9170, 9432, 9696, 10080, 10480, 10605, 10908, 11004, 11312, 11790, 12120, 12576, 12726, 13231, 13635, 13755, 14140, 14148, 14544, 14672, 15120, 15720, 16160, 16506, 16968, 17685, 18180, 18340, 18864, 19089, 20960, 21210, 21816, 22008, 22624, 23580, 24240, 24759, 25452, 26462, 27270, 27510, 28280, 28296, 29088, 29344, 30240, 31440, 31815, 33012, 33936, 35370, 36360, 36680, 37728, 38178, 39693, 41265, 42420, 43632, 44016, 47160, 48480, 49518, 50904, 52924, 54540, 55020, 56560, 56592, 62880, 63630, 66024, 66155, 67872, 70740, 72720, 73360, 76356, 79386, 82530, 84840, 87264, 88032, 92617, 94320, 95445, 99036, 101808, 105848, 109080, 110040, 113120, 113184, 119079, 123795, 127260, 132048, 132310, 141480, 145440, 146720, 152712, 158772, 165060, 169680, 185234, 188640, 190890, 198072, 198465, 203616, 211696, 218160, 220080, 238158, 247590, 254520, 264096, 264620, 277851, 282960, 305424, 317544, 330120, 339360, 357237, 370468, 381780, 396144, 396930, 423392, 436320, 440160, 463085, 476316, 495180, 509040, 529240, 555702, 565920, 595395, 610848, 635088, 660240, 714474, 740936, 763560, 792288, 793860, 833553, 926170, 952632, 990360, 1018080, 1058480, 1111404, 1190790, 1270176, 1320480, 1389255, 1428948, 1481872, 1527120, 1587720, 1667106, 1786185, 1852340, 1905264, 1980720, 2116960, 2222808, 2381580, 2500659, 2778510, 2857896, 2963744, 3054240, 3175440, 3334212, 3572370, 3704680, 3810528, 3961440, 4167765, 4445616, 4763160, 5001318, 5557020, 5715792, 6350880, 6668424, 7144740, 7409360, 8335530, 8891232, 9526320, 10002636, 11114040, 11431584, 12503295, 13336848, 14289480, 14818720, 16671060, 19052640, 20005272, 22228080, 25006590, 26673696, 28578960, 33342120, 40010544, 44456160, 50013180, 57157920, 66684240, 80021088, 100026360, 133368480, 200052720, 400105440]

約数ペア:

[(1, 400105440), (2, 200052720), (3, 133368480), (4, 100026360), (5, 80021088), (6, 66684240), (7, 57157920), (8, 50013180), (9, 44456160), (10, 40010544), (12, 33342120), (14, 28578960), (15, 26673696), (16, 25006590), (18, 22228080), (20, 20005272), (21, 19052640), (24, 16671060), (27, 14818720), (28, 14289480), (30, 13336848), (32, 12503295), (35, 11431584), (36, 11114040), (40, 10002636), (42, 9526320), (45, 8891232), (48, 8335530), (54, 7409360), (56, 7144740), (60, 6668424), (63, 6350880), (70, 5715792), (72, 5557020), (80, 5001318), (84, 4763160), (90, 4445616), (96, 4167765), (101, 3961440), (105, 3810528), (108, 3704680), (112, 3572370), (120, 3334212), (126, 3175440), (131, 3054240), (135, 2963744), (140, 2857896), (144, 2778510), (160, 2500659), (168, 2381580), (180, 2222808), (189, 2116960), (202, 1980720), (210, 1905264), (216, 1852340), (224, 1786185), (240, 1667106), (252, 1587720), (262, 1527120), (270, 1481872), (280, 1428948), (288, 1389255), (303, 1320480), (315, 1270176), (336, 1190790), (360, 1111404), (378, 1058480), (393, 1018080), (404, 990360), (420, 952632), (432, 926170), (480, 833553), (504, 793860), (505, 792288), (524, 763560), (540, 740936), (560, 714474), (606, 660240), (630, 635088), (655, 610848), (672, 595395), (707, 565920), (720, 555702), (756, 529240), (786, 509040), (808, 495180), (840, 476316), (864, 463085), (909, 440160), (917, 436320), (945, 423392), (1008, 396930), (1010, 396144), (1048, 381780), (1080, 370468), (1120, 357237), (1179, 339360), (1212, 330120), (1260, 317544), (1310, 305424), (1414, 282960), (1440, 277851), (1512, 264620), (1515, 264096), (1572, 254520), (1616, 247590), (1680, 238158), (1818, 220080), (1834, 218160), (1890, 211696), (1965, 203616), (2016, 198465), (2020, 198072), (2096, 190890), (2121, 188640), (2160, 185234), (2358, 169680), (2424, 165060), (2520, 158772), (2620, 152712), (2727, 146720), (2751, 145440), (2828, 141480), (3024, 132310), (3030, 132048), (3144, 127260), (3232, 123795), (3360, 119079), (3535, 113184), (3537, 113120), (3636, 110040), (3668, 109080), (3780, 105848), (3930, 101808), (4040, 99036), (4192, 95445), (4242, 94320), (4320, 92617), (4545, 88032), (4585, 87264), (4716, 84840), (4848, 82530), (5040, 79386), (5240, 76356), (5454, 73360), (5502, 72720), (5656, 70740), (5895, 67872), (6048, 66155), (6060, 66024), (6288, 63630), (6363, 62880), (7070, 56592), (7074, 56560), (7272, 55020), (7336, 54540), (7560, 52924), (7860, 50904), (8080, 49518), (8253, 48480), (8484, 47160), (9090, 44016), (9170, 43632), (9432, 42420), (9696, 41265), (10080, 39693), (10480, 38178), (10605, 37728), (10908, 36680), (11004, 36360), (11312, 35370), (11790, 33936), (12120, 33012), (12576, 31815), (12726, 31440), (13231, 30240), (13635, 29344), (13755, 29088), (14140, 28296), (14148, 28280), (14544, 27510), (14672, 27270), (15120, 26462), (15720, 25452), (16160, 24759), (16506, 24240), (16968, 23580), (17685, 22624), (18180, 22008), (18340, 21816), (18864, 21210), (19089, 20960)]