171927280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:807

約数の個数: 120

約数和(自身を含む): 473273280

約数和(自身を除く): 301346000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 61, 70, 80, 98, 112, 122, 140, 196, 244, 245, 280, 305, 392, 427, 488, 490, 560, 610, 719, 784, 854, 976, 980, 1220, 1438, 1708, 1960, 2135, 2440, 2876, 2989, 3416, 3595, 3920, 4270, 4880, 5033, 5752, 5978, 6832, 7190, 8540, 10066, 11504, 11956, 14380, 14945, 17080, 20132, 23912, 25165, 28760, 29890, 34160, 35231, 40264, 43859, 47824, 50330, 57520, 59780, 70462, 80528, 87718, 100660, 119560, 140924, 175436, 176155, 201320, 219295, 239120, 281848, 307013, 350872, 352310, 402640, 438590, 563696, 614026, 701744, 704620, 877180, 1228052, 1409240, 1535065, 1754360, 2149091, 2456104, 2818480, 3070130, 3508720, 4298182, 4912208, 6140260, 8596364, 10745455, 12280520, 17192728, 21490910, 24561040, 34385456, 42981820, 85963640, 171927280]

約数ペア:

[(1, 171927280), (2, 85963640), (4, 42981820), (5, 34385456), (7, 24561040), (8, 21490910), (10, 17192728), (14, 12280520), (16, 10745455), (20, 8596364), (28, 6140260), (35, 4912208), (40, 4298182), (49, 3508720), (56, 3070130), (61, 2818480), (70, 2456104), (80, 2149091), (98, 1754360), (112, 1535065), (122, 1409240), (140, 1228052), (196, 877180), (244, 704620), (245, 701744), (280, 614026), (305, 563696), (392, 438590), (427, 402640), (488, 352310), (490, 350872), (560, 307013), (610, 281848), (719, 239120), (784, 219295), (854, 201320), (976, 176155), (980, 175436), (1220, 140924), (1438, 119560), (1708, 100660), (1960, 87718), (2135, 80528), (2440, 70462), (2876, 59780), (2989, 57520), (3416, 50330), (3595, 47824), (3920, 43859), (4270, 40264), (4880, 35231), (5033, 34160), (5752, 29890), (5978, 28760), (6832, 25165), (7190, 23912), (8540, 20132), (10066, 17080), (11504, 14945), (11956, 14380)]