67688320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:576

約数の個数: 128

約数和(自身を含む): 191678400

約数和(自身を除く): 123990080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 521, 560, 580, 640, 812, 896, 928, 1015, 1042, 1120, 1160, 1624, 1856, 2030, 2084, 2240, 2320, 2605, 3248, 3647, 3712, 4060, 4168, 4480, 4640, 5210, 6496, 7294, 8120, 8336, 9280, 10420, 12992, 14588, 15109, 16240, 16672, 18235, 18560, 20840, 25984, 29176, 30218, 32480, 33344, 36470, 41680, 58352, 60436, 64960, 66688, 72940, 75545, 83360, 105763, 116704, 120872, 129920, 145880, 151090, 166720, 211526, 233408, 241744, 291760, 302180, 333440, 423052, 466816, 483488, 528815, 583520, 604360, 846104, 966976, 1057630, 1167040, 1208720, 1692208, 1933952, 2115260, 2334080, 2417440, 3384416, 4230520, 4834880, 6768832, 8461040, 9669760, 13537664, 16922080, 33844160, 67688320]

約数ペア:

[(1, 67688320), (2, 33844160), (4, 16922080), (5, 13537664), (7, 9669760), (8, 8461040), (10, 6768832), (14, 4834880), (16, 4230520), (20, 3384416), (28, 2417440), (29, 2334080), (32, 2115260), (35, 1933952), (40, 1692208), (56, 1208720), (58, 1167040), (64, 1057630), (70, 966976), (80, 846104), (112, 604360), (116, 583520), (128, 528815), (140, 483488), (145, 466816), (160, 423052), (203, 333440), (224, 302180), (232, 291760), (280, 241744), (290, 233408), (320, 211526), (406, 166720), (448, 151090), (464, 145880), (521, 129920), (560, 120872), (580, 116704), (640, 105763), (812, 83360), (896, 75545), (928, 72940), (1015, 66688), (1042, 64960), (1120, 60436), (1160, 58352), (1624, 41680), (1856, 36470), (2030, 33344), (2084, 32480), (2240, 30218), (2320, 29176), (2605, 25984), (3248, 20840), (3647, 18560), (3712, 18235), (4060, 16672), (4168, 16240), (4480, 15109), (4640, 14588), (5210, 12992), (6496, 10420), (7294, 9280), (8120, 8336)]