233040640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:898

約数の個数: 144

約数和(自身を含む): 659312640

約数和(自身を除く): 426272000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 839, 868, 896, 992, 1085, 1120, 1240, 1280, 1678, 1736, 1792, 1984, 2170, 2240, 2480, 3356, 3472, 3968, 4195, 4340, 4480, 4960, 5873, 6712, 6944, 7936, 8390, 8680, 8960, 9920, 11746, 13424, 13888, 16780, 17360, 19840, 23492, 26009, 26848, 27776, 29365, 33560, 34720, 39680, 46984, 52018, 53696, 55552, 58730, 67120, 69440, 93968, 104036, 107392, 117460, 130045, 134240, 138880, 182063, 187936, 208072, 214784, 234920, 260090, 268480, 277760, 364126, 375872, 416144, 469840, 520180, 536960, 728252, 751744, 832288, 910315, 939680, 1040360, 1073920, 1456504, 1503488, 1664576, 1820630, 1879360, 2080720, 2913008, 3329152, 3641260, 3758720, 4161440, 5826016, 6658304, 7282520, 7517440, 8322880, 11652032, 14565040, 16645760, 23304064, 29130080, 33291520, 46608128, 58260160, 116520320, 233040640]

約数ペア:

[(1, 233040640), (2, 116520320), (4, 58260160), (5, 46608128), (7, 33291520), (8, 29130080), (10, 23304064), (14, 16645760), (16, 14565040), (20, 11652032), (28, 8322880), (31, 7517440), (32, 7282520), (35, 6658304), (40, 5826016), (56, 4161440), (62, 3758720), (64, 3641260), (70, 3329152), (80, 2913008), (112, 2080720), (124, 1879360), (128, 1820630), (140, 1664576), (155, 1503488), (160, 1456504), (217, 1073920), (224, 1040360), (248, 939680), (256, 910315), (280, 832288), (310, 751744), (320, 728252), (434, 536960), (448, 520180), (496, 469840), (560, 416144), (620, 375872), (640, 364126), (839, 277760), (868, 268480), (896, 260090), (992, 234920), (1085, 214784), (1120, 208072), (1240, 187936), (1280, 182063), (1678, 138880), (1736, 134240), (1792, 130045), (1984, 117460), (2170, 107392), (2240, 104036), (2480, 93968), (3356, 69440), (3472, 67120), (3968, 58730), (4195, 55552), (4340, 53696), (4480, 52018), (4960, 46984), (5873, 39680), (6712, 34720), (6944, 33560), (7936, 29365), (8390, 27776), (8680, 26848), (8960, 26009), (9920, 23492), (11746, 19840), (13424, 17360), (13888, 16780)]