255922240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2657}}^1$

素因数の和:2724

約数の個数: 112

約数和(自身を含む): 712939392

約数和(自身を除く): 457017152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 320, 344, 430, 448, 560, 602, 688, 860, 1120, 1204, 1376, 1505, 1720, 2240, 2408, 2657, 2752, 3010, 3440, 4816, 5314, 6020, 6880, 9632, 10628, 12040, 13285, 13760, 18599, 19264, 21256, 24080, 26570, 37198, 42512, 48160, 53140, 74396, 85024, 92995, 96320, 106280, 114251, 148792, 170048, 185990, 212560, 228502, 297584, 371980, 425120, 457004, 571255, 595168, 743960, 799757, 850240, 914008, 1142510, 1190336, 1487920, 1599514, 1828016, 2285020, 2975840, 3199028, 3656032, 3998785, 4570040, 5951680, 6398056, 7312064, 7997570, 9140080, 12796112, 15995140, 18280160, 25592224, 31990280, 36560320, 51184448, 63980560, 127961120, 255922240]

約数ペア:

[(1, 255922240), (2, 127961120), (4, 63980560), (5, 51184448), (7, 36560320), (8, 31990280), (10, 25592224), (14, 18280160), (16, 15995140), (20, 12796112), (28, 9140080), (32, 7997570), (35, 7312064), (40, 6398056), (43, 5951680), (56, 4570040), (64, 3998785), (70, 3656032), (80, 3199028), (86, 2975840), (112, 2285020), (140, 1828016), (160, 1599514), (172, 1487920), (215, 1190336), (224, 1142510), (280, 914008), (301, 850240), (320, 799757), (344, 743960), (430, 595168), (448, 571255), (560, 457004), (602, 425120), (688, 371980), (860, 297584), (1120, 228502), (1204, 212560), (1376, 185990), (1505, 170048), (1720, 148792), (2240, 114251), (2408, 106280), (2657, 96320), (2752, 92995), (3010, 85024), (3440, 74396), (4816, 53140), (5314, 48160), (6020, 42512), (6880, 37198), (9632, 26570), (10628, 24080), (12040, 21256), (13285, 19264), (13760, 18599)]