387983904

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:823

約数の個数: 192

約数和(自身を含む): 1288949760

約数和(自身を除く): 900965856

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 73, 77, 84, 88, 96, 112, 132, 146, 154, 168, 176, 219, 224, 231, 264, 292, 308, 336, 352, 438, 462, 511, 528, 584, 616, 672, 719, 803, 876, 924, 1022, 1056, 1168, 1232, 1438, 1533, 1606, 1752, 1848, 2044, 2157, 2336, 2409, 2464, 2876, 3066, 3212, 3504, 3696, 4088, 4314, 4818, 5033, 5621, 5752, 6132, 6424, 7008, 7392, 7909, 8176, 8628, 9636, 10066, 11242, 11504, 12264, 12848, 15099, 15818, 16352, 16863, 17256, 19272, 20132, 22484, 23008, 23727, 24528, 25696, 30198, 31636, 33726, 34512, 38544, 40264, 44968, 47454, 49056, 52487, 55363, 60396, 63272, 67452, 69024, 77088, 80528, 89936, 94908, 104974, 110726, 120792, 126544, 134904, 157461, 161056, 166089, 179872, 189816, 209948, 221452, 241584, 253088, 269808, 314922, 332178, 367409, 379632, 419896, 442904, 483168, 539616, 577357, 629844, 664356, 734818, 759264, 839792, 885808, 1102227, 1154714, 1259688, 1328712, 1469636, 1679584, 1732071, 1771616, 2204454, 2309428, 2519376, 2657424, 2939272, 3464142, 4041499, 4408908, 4618856, 5038752, 5314848, 5878544, 6928284, 8082998, 8817816, 9237712, 11757088, 12124497, 13856568, 16165996, 17635632, 18475424, 24248994, 27713136, 32331992, 35271264, 48497988, 55426272, 64663984, 96995976, 129327968, 193991952, 387983904]

約数ペア:

[(1, 387983904), (2, 193991952), (3, 129327968), (4, 96995976), (6, 64663984), (7, 55426272), (8, 48497988), (11, 35271264), (12, 32331992), (14, 27713136), (16, 24248994), (21, 18475424), (22, 17635632), (24, 16165996), (28, 13856568), (32, 12124497), (33, 11757088), (42, 9237712), (44, 8817816), (48, 8082998), (56, 6928284), (66, 5878544), (73, 5314848), (77, 5038752), (84, 4618856), (88, 4408908), (96, 4041499), (112, 3464142), (132, 2939272), (146, 2657424), (154, 2519376), (168, 2309428), (176, 2204454), (219, 1771616), (224, 1732071), (231, 1679584), (264, 1469636), (292, 1328712), (308, 1259688), (336, 1154714), (352, 1102227), (438, 885808), (462, 839792), (511, 759264), (528, 734818), (584, 664356), (616, 629844), (672, 577357), (719, 539616), (803, 483168), (876, 442904), (924, 419896), (1022, 379632), (1056, 367409), (1168, 332178), (1232, 314922), (1438, 269808), (1533, 253088), (1606, 241584), (1752, 221452), (1848, 209948), (2044, 189816), (2157, 179872), (2336, 166089), (2409, 161056), (2464, 157461), (2876, 134904), (3066, 126544), (3212, 120792), (3504, 110726), (3696, 104974), (4088, 94908), (4314, 89936), (4818, 80528), (5033, 77088), (5621, 69024), (5752, 67452), (6132, 63272), (6424, 60396), (7008, 55363), (7392, 52487), (7909, 49056), (8176, 47454), (8628, 44968), (9636, 40264), (10066, 38544), (11242, 34512), (11504, 33726), (12264, 31636), (12848, 30198), (15099, 25696), (15818, 24528), (16352, 23727), (16863, 23008), (17256, 22484), (19272, 20132)]