1345993280

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:556

約数の個数: 112

約数和(自身を含む): 3272088960

約数和(自身を除く): 1926095680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 167, 178, 283, 320, 334, 356, 445, 566, 668, 712, 835, 890, 1132, 1336, 1415, 1424, 1670, 1780, 2264, 2672, 2830, 2848, 3340, 3560, 4528, 5344, 5660, 5696, 6680, 7120, 9056, 10688, 11320, 13360, 14240, 14863, 18112, 22640, 25187, 26720, 28480, 29726, 45280, 47261, 50374, 53440, 59452, 74315, 90560, 94522, 100748, 118904, 125935, 148630, 189044, 201496, 236305, 237808, 251870, 297260, 378088, 402992, 472610, 475616, 503740, 594520, 756176, 805984, 945220, 951232, 1007480, 1189040, 1512352, 1611968, 1890440, 2014960, 2378080, 3024704, 3780880, 4029920, 4206229, 4756160, 7561760, 8059840, 8412458, 15123520, 16824916, 21031145, 33649832, 42062290, 67299664, 84124580, 134599328, 168249160, 269198656, 336498320, 672996640, 1345993280]

約数ペア:

[(1, 1345993280), (2, 672996640), (4, 336498320), (5, 269198656), (8, 168249160), (10, 134599328), (16, 84124580), (20, 67299664), (32, 42062290), (40, 33649832), (64, 21031145), (80, 16824916), (89, 15123520), (160, 8412458), (167, 8059840), (178, 7561760), (283, 4756160), (320, 4206229), (334, 4029920), (356, 3780880), (445, 3024704), (566, 2378080), (668, 2014960), (712, 1890440), (835, 1611968), (890, 1512352), (1132, 1189040), (1336, 1007480), (1415, 951232), (1424, 945220), (1670, 805984), (1780, 756176), (2264, 594520), (2672, 503740), (2830, 475616), (2848, 472610), (3340, 402992), (3560, 378088), (4528, 297260), (5344, 251870), (5660, 237808), (5696, 236305), (6680, 201496), (7120, 189044), (9056, 148630), (10688, 125935), (11320, 118904), (13360, 100748), (14240, 94522), (14863, 90560), (18112, 74315), (22640, 59452), (25187, 53440), (26720, 50374), (28480, 47261), (29726, 45280)]