879347840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{593}}^1$

素因数の和:950

約数の個数: 128

約数和(自身を含む): 2413825920

約数和(自身を除く): 1534478080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 331, 448, 560, 593, 640, 662, 896, 1120, 1186, 1324, 1655, 2240, 2317, 2372, 2648, 2965, 3310, 4151, 4480, 4634, 4744, 5296, 5930, 6620, 8302, 9268, 9488, 10592, 11585, 11860, 13240, 16604, 18536, 18976, 20755, 21184, 23170, 23720, 26480, 33208, 37072, 37952, 41510, 42368, 46340, 47440, 52960, 66416, 74144, 75904, 83020, 92680, 94880, 105920, 132832, 148288, 166040, 185360, 189760, 196283, 211840, 265664, 296576, 332080, 370720, 379520, 392566, 531328, 664160, 741440, 785132, 981415, 1328320, 1373981, 1482880, 1570264, 1962830, 2656640, 2747962, 3140528, 3925660, 5495924, 6281056, 6869905, 7851320, 10991848, 12562112, 13739810, 15702640, 21983696, 25124224, 27479620, 31405280, 43967392, 54959240, 62810560, 87934784, 109918480, 125621120, 175869568, 219836960, 439673920, 879347840]

約数ペア:

[(1, 879347840), (2, 439673920), (4, 219836960), (5, 175869568), (7, 125621120), (8, 109918480), (10, 87934784), (14, 62810560), (16, 54959240), (20, 43967392), (28, 31405280), (32, 27479620), (35, 25124224), (40, 21983696), (56, 15702640), (64, 13739810), (70, 12562112), (80, 10991848), (112, 7851320), (128, 6869905), (140, 6281056), (160, 5495924), (224, 3925660), (280, 3140528), (320, 2747962), (331, 2656640), (448, 1962830), (560, 1570264), (593, 1482880), (640, 1373981), (662, 1328320), (896, 981415), (1120, 785132), (1186, 741440), (1324, 664160), (1655, 531328), (2240, 392566), (2317, 379520), (2372, 370720), (2648, 332080), (2965, 296576), (3310, 265664), (4151, 211840), (4480, 196283), (4634, 189760), (4744, 185360), (5296, 166040), (5930, 148288), (6620, 132832), (8302, 105920), (9268, 94880), (9488, 92680), (10592, 83020), (11585, 75904), (11860, 74144), (13240, 66416), (16604, 52960), (18536, 47440), (18976, 46340), (20755, 42368), (21184, 41510), (23170, 37952), (23720, 37072), (26480, 33208)]