57140720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 160

約数和(自身を含む): 167989248

約数和(自身を除く): 110848528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 47, 52, 56, 65, 70, 80, 91, 94, 104, 112, 130, 140, 167, 182, 188, 208, 235, 260, 280, 329, 334, 364, 376, 455, 470, 520, 560, 611, 658, 668, 728, 752, 835, 910, 940, 1040, 1169, 1222, 1316, 1336, 1456, 1645, 1670, 1820, 1880, 2171, 2338, 2444, 2632, 2672, 3055, 3290, 3340, 3640, 3760, 4277, 4342, 4676, 4888, 5264, 5845, 6110, 6580, 6680, 7280, 7849, 8554, 8684, 9352, 9776, 10855, 11690, 12220, 13160, 13360, 15197, 15698, 17108, 17368, 18704, 21385, 21710, 23380, 24440, 26320, 30394, 31396, 34216, 34736, 39245, 42770, 43420, 46760, 48880, 54943, 60788, 62792, 68432, 75985, 78490, 85540, 86840, 93520, 102037, 109886, 121576, 125584, 151970, 156980, 171080, 173680, 204074, 219772, 243152, 274715, 303940, 313960, 342160, 408148, 439544, 510185, 549430, 607880, 627920, 714259, 816296, 879088, 1020370, 1098860, 1215760, 1428518, 1632592, 2040740, 2197720, 2857036, 3571295, 4081480, 4395440, 5714072, 7142590, 8162960, 11428144, 14285180, 28570360, 57140720]

約数ペア:

[(1, 57140720), (2, 28570360), (4, 14285180), (5, 11428144), (7, 8162960), (8, 7142590), (10, 5714072), (13, 4395440), (14, 4081480), (16, 3571295), (20, 2857036), (26, 2197720), (28, 2040740), (35, 1632592), (40, 1428518), (47, 1215760), (52, 1098860), (56, 1020370), (65, 879088), (70, 816296), (80, 714259), (91, 627920), (94, 607880), (104, 549430), (112, 510185), (130, 439544), (140, 408148), (167, 342160), (182, 313960), (188, 303940), (208, 274715), (235, 243152), (260, 219772), (280, 204074), (329, 173680), (334, 171080), (364, 156980), (376, 151970), (455, 125584), (470, 121576), (520, 109886), (560, 102037), (611, 93520), (658, 86840), (668, 85540), (728, 78490), (752, 75985), (835, 68432), (910, 62792), (940, 60788), (1040, 54943), (1169, 48880), (1222, 46760), (1316, 43420), (1336, 42770), (1456, 39245), (1645, 34736), (1670, 34216), (1820, 31396), (1880, 30394), (2171, 26320), (2338, 24440), (2444, 23380), (2632, 21710), (2672, 21385), (3055, 18704), (3290, 17368), (3340, 17108), (3640, 15698), (3760, 15197), (4277, 13360), (4342, 13160), (4676, 12220), (4888, 11690), (5264, 10855), (5845, 9776), (6110, 9352), (6580, 8684), (6680, 8554), (7280, 7849)]