2005982720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 320

約数和(自身を含む): 5958475776

約数和(自身を除く): 3952493056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 64, 70, 80, 92, 112, 115, 124, 128, 140, 155, 157, 160, 161, 184, 217, 224, 230, 248, 256, 280, 310, 314, 320, 322, 368, 434, 448, 460, 496, 512, 560, 620, 628, 640, 644, 713, 736, 785, 805, 868, 896, 920, 992, 1085, 1099, 1120, 1240, 1256, 1280, 1288, 1426, 1472, 1570, 1610, 1736, 1792, 1840, 1984, 2170, 2198, 2240, 2480, 2512, 2560, 2576, 2852, 2944, 3140, 3220, 3472, 3565, 3584, 3611, 3680, 3968, 4340, 4396, 4480, 4867, 4960, 4991, 5024, 5152, 5495, 5704, 5888, 6280, 6440, 6944, 7130, 7222, 7360, 7936, 8680, 8792, 8960, 9734, 9920, 9982, 10048, 10304, 10990, 11408, 11776, 12560, 12880, 13888, 14260, 14444, 14720, 15872, 17360, 17584, 17920, 18055, 19468, 19840, 19964, 20096, 20608, 21980, 22816, 24335, 24955, 25120, 25277, 25760, 27776, 28520, 28888, 29440, 34069, 34720, 35168, 36110, 38936, 39680, 39928, 40192, 41216, 43960, 45632, 48670, 49910, 50240, 50554, 51520, 55552, 57040, 57776, 58880, 68138, 69440, 70336, 72220, 77872, 79360, 79856, 80384, 82432, 87920, 91264, 97340, 99820, 100480, 101108, 103040, 111104, 111941, 114080, 115552, 126385, 136276, 138880, 140672, 144440, 155744, 159712, 170345, 175840, 182528, 194680, 199640, 200960, 202216, 206080, 223882, 228160, 231104, 252770, 272552, 277760, 281344, 288880, 311488, 319424, 340690, 351680, 365056, 389360, 399280, 401920, 404432, 412160, 447764, 456320, 462208, 505540, 545104, 555520, 559705, 562688, 577760, 622976, 638848, 681380, 703360, 778720, 783587, 798560, 808864, 895528, 912640, 924416, 1011080, 1090208, 1119410, 1155520, 1245952, 1277696, 1362760, 1406720, 1557440, 1567174, 1597120, 1617728, 1791056, 1825280, 1848832, 2022160, 2180416, 2238820, 2311040, 2491904, 2555392, 2725520, 2813440, 3114880, 3134348, 3194240, 3235456, 3582112, 3917935, 4044320, 4360832, 4477640, 4622080, 5451040, 6229760, 6268696, 6388480, 6470912, 7164224, 7835870, 8088640, 8721664, 8955280, 9244160, 10902080, 12459520, 12537392, 12776960, 12941824, 14328448, 15671740, 16177280, 17443328, 17910560, 21804160, 25074784, 28656896, 31343480, 32354560, 35821120, 43608320, 50149568, 57313792, 62686960, 64709120, 71642240, 87216640, 100299136, 125373920, 143284480, 200598272, 250747840, 286568960, 401196544, 501495680, 1002991360, 2005982720]

約数ペア:

[(1, 2005982720), (2, 1002991360), (4, 501495680), (5, 401196544), (7, 286568960), (8, 250747840), (10, 200598272), (14, 143284480), (16, 125373920), (20, 100299136), (23, 87216640), (28, 71642240), (31, 64709120), (32, 62686960), (35, 57313792), (40, 50149568), (46, 43608320), (56, 35821120), (62, 32354560), (64, 31343480), (70, 28656896), (80, 25074784), (92, 21804160), (112, 17910560), (115, 17443328), (124, 16177280), (128, 15671740), (140, 14328448), (155, 12941824), (157, 12776960), (160, 12537392), (161, 12459520), (184, 10902080), (217, 9244160), (224, 8955280), (230, 8721664), (248, 8088640), (256, 7835870), (280, 7164224), (310, 6470912), (314, 6388480), (320, 6268696), (322, 6229760), (368, 5451040), (434, 4622080), (448, 4477640), (460, 4360832), (496, 4044320), (512, 3917935), (560, 3582112), (620, 3235456), (628, 3194240), (640, 3134348), (644, 3114880), (713, 2813440), (736, 2725520), (785, 2555392), (805, 2491904), (868, 2311040), (896, 2238820), (920, 2180416), (992, 2022160), (1085, 1848832), (1099, 1825280), (1120, 1791056), (1240, 1617728), (1256, 1597120), (1280, 1567174), (1288, 1557440), (1426, 1406720), (1472, 1362760), (1570, 1277696), (1610, 1245952), (1736, 1155520), (1792, 1119410), (1840, 1090208), (1984, 1011080), (2170, 924416), (2198, 912640), (2240, 895528), (2480, 808864), (2512, 798560), (2560, 783587), (2576, 778720), (2852, 703360), (2944, 681380), (3140, 638848), (3220, 622976), (3472, 577760), (3565, 562688), (3584, 559705), (3611, 555520), (3680, 545104), (3968, 505540), (4340, 462208), (4396, 456320), (4480, 447764), (4867, 412160), (4960, 404432), (4991, 401920), (5024, 399280), (5152, 389360), (5495, 365056), (5704, 351680), (5888, 340690), (6280, 319424), (6440, 311488), (6944, 288880), (7130, 281344), (7222, 277760), (7360, 272552), (7936, 252770), (8680, 231104), (8792, 228160), (8960, 223882), (9734, 206080), (9920, 202216), (9982, 200960), (10048, 199640), (10304, 194680), (10990, 182528), (11408, 175840), (11776, 170345), (12560, 159712), (12880, 155744), (13888, 144440), (14260, 140672), (14444, 138880), (14720, 136276), (15872, 126385), (17360, 115552), (17584, 114080), (17920, 111941), (18055, 111104), (19468, 103040), (19840, 101108), (19964, 100480), (20096, 99820), (20608, 97340), (21980, 91264), (22816, 87920), (24335, 82432), (24955, 80384), (25120, 79856), (25277, 79360), (25760, 77872), (27776, 72220), (28520, 70336), (28888, 69440), (29440, 68138), (34069, 58880), (34720, 57776), (35168, 57040), (36110, 55552), (38936, 51520), (39680, 50554), (39928, 50240), (40192, 49910), (41216, 48670), (43960, 45632)]