68539680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4327}}^1$

素因数の和:4359

約数の個数: 144

約数和(自身を含む): 255213504

約数和(自身を除く): 186673824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 4327, 5280, 7920, 8654, 12981, 15840, 17308, 21635, 25962, 34616, 38943, 43270, 47597, 51924, 64905, 69232, 77886, 86540, 95194, 103848, 129810, 138464, 142791, 155772, 173080, 190388, 194715, 207696, 237985, 259620, 285582, 311544, 346160, 380776, 389430, 415392, 428373, 475970, 519240, 571164, 623088, 692320, 713955, 761552, 778860, 856746, 951940, 1038480, 1142328, 1246176, 1427910, 1523104, 1557720, 1713492, 1903880, 2076960, 2141865, 2284656, 2855820, 3115440, 3426984, 3807760, 4283730, 4569312, 5711640, 6230880, 6853968, 7615520, 8567460, 11423280, 13707936, 17134920, 22846560, 34269840, 68539680]

約数ペア:

[(1, 68539680), (2, 34269840), (3, 22846560), (4, 17134920), (5, 13707936), (6, 11423280), (8, 8567460), (9, 7615520), (10, 6853968), (11, 6230880), (12, 5711640), (15, 4569312), (16, 4283730), (18, 3807760), (20, 3426984), (22, 3115440), (24, 2855820), (30, 2284656), (32, 2141865), (33, 2076960), (36, 1903880), (40, 1713492), (44, 1557720), (45, 1523104), (48, 1427910), (55, 1246176), (60, 1142328), (66, 1038480), (72, 951940), (80, 856746), (88, 778860), (90, 761552), (96, 713955), (99, 692320), (110, 623088), (120, 571164), (132, 519240), (144, 475970), (160, 428373), (165, 415392), (176, 389430), (180, 380776), (198, 346160), (220, 311544), (240, 285582), (264, 259620), (288, 237985), (330, 207696), (352, 194715), (360, 190388), (396, 173080), (440, 155772), (480, 142791), (495, 138464), (528, 129810), (660, 103848), (720, 95194), (792, 86540), (880, 77886), (990, 69232), (1056, 64905), (1320, 51924), (1440, 47597), (1584, 43270), (1760, 38943), (1980, 34616), (2640, 25962), (3168, 21635), (3960, 17308), (4327, 15840), (5280, 12981), (7920, 8654)]