31136560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1$

素因数の和:100

約数の個数: 180

約数和(自身を含む): 93127968

約数和(自身を除く): 61991408

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 47, 49, 52, 56, 65, 70, 80, 91, 94, 98, 104, 112, 130, 140, 169, 182, 188, 196, 208, 235, 245, 260, 280, 329, 338, 364, 376, 392, 455, 470, 490, 520, 560, 611, 637, 658, 676, 728, 752, 784, 845, 910, 940, 980, 1040, 1183, 1222, 1274, 1316, 1352, 1456, 1645, 1690, 1820, 1880, 1960, 2303, 2366, 2444, 2548, 2632, 2704, 3055, 3185, 3290, 3380, 3640, 3760, 3920, 4277, 4606, 4732, 4888, 5096, 5264, 5915, 6110, 6370, 6580, 6760, 7280, 7943, 8281, 8554, 9212, 9464, 9776, 10192, 11515, 11830, 12220, 12740, 13160, 13520, 15886, 16562, 17108, 18424, 18928, 21385, 23030, 23660, 24440, 25480, 26320, 29939, 31772, 33124, 34216, 36848, 39715, 41405, 42770, 46060, 47320, 48880, 50960, 55601, 59878, 63544, 66248, 68432, 79430, 82810, 85540, 92120, 94640, 111202, 119756, 127088, 132496, 149695, 158860, 165620, 171080, 184240, 222404, 239512, 278005, 299390, 317720, 331240, 342160, 389207, 444808, 479024, 556010, 598780, 635440, 662480, 778414, 889616, 1112020, 1197560, 1556828, 1946035, 2224040, 2395120, 3113656, 3892070, 4448080, 6227312, 7784140, 15568280, 31136560]

約数ペア:

[(1, 31136560), (2, 15568280), (4, 7784140), (5, 6227312), (7, 4448080), (8, 3892070), (10, 3113656), (13, 2395120), (14, 2224040), (16, 1946035), (20, 1556828), (26, 1197560), (28, 1112020), (35, 889616), (40, 778414), (47, 662480), (49, 635440), (52, 598780), (56, 556010), (65, 479024), (70, 444808), (80, 389207), (91, 342160), (94, 331240), (98, 317720), (104, 299390), (112, 278005), (130, 239512), (140, 222404), (169, 184240), (182, 171080), (188, 165620), (196, 158860), (208, 149695), (235, 132496), (245, 127088), (260, 119756), (280, 111202), (329, 94640), (338, 92120), (364, 85540), (376, 82810), (392, 79430), (455, 68432), (470, 66248), (490, 63544), (520, 59878), (560, 55601), (611, 50960), (637, 48880), (658, 47320), (676, 46060), (728, 42770), (752, 41405), (784, 39715), (845, 36848), (910, 34216), (940, 33124), (980, 31772), (1040, 29939), (1183, 26320), (1222, 25480), (1274, 24440), (1316, 23660), (1352, 23030), (1456, 21385), (1645, 18928), (1690, 18424), (1820, 17108), (1880, 16562), (1960, 15886), (2303, 13520), (2366, 13160), (2444, 12740), (2548, 12220), (2632, 11830), (2704, 11515), (3055, 10192), (3185, 9776), (3290, 9464), (3380, 9212), (3640, 8554), (3760, 8281), (3920, 7943), (4277, 7280), (4606, 6760), (4732, 6580), (4888, 6370), (5096, 6110), (5264, 5915)]