51081120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1867}}^1$

素因数の和:1907

約数の個数: 144

約数和(自身を含む): 183587040

約数和(自身を除く): 132505920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 1867, 2280, 2736, 3040, 3420, 3734, 4560, 5472, 5601, 6840, 7468, 9120, 9335, 11202, 13680, 14936, 16803, 18670, 22404, 27360, 28005, 29872, 33606, 35473, 37340, 44808, 56010, 59744, 67212, 70946, 74680, 84015, 89616, 106419, 112020, 134424, 141892, 149360, 168030, 177365, 179232, 212838, 224040, 268848, 283784, 298720, 319257, 336060, 354730, 425676, 448080, 532095, 537696, 567568, 638514, 672120, 709460, 851352, 896160, 1064190, 1135136, 1277028, 1344240, 1418920, 1596285, 1702704, 2128380, 2554056, 2688480, 2837840, 3192570, 3405408, 4256760, 5108112, 5675680, 6385140, 8513520, 10216224, 12770280, 17027040, 25540560, 51081120]

約数ペア:

[(1, 51081120), (2, 25540560), (3, 17027040), (4, 12770280), (5, 10216224), (6, 8513520), (8, 6385140), (9, 5675680), (10, 5108112), (12, 4256760), (15, 3405408), (16, 3192570), (18, 2837840), (19, 2688480), (20, 2554056), (24, 2128380), (30, 1702704), (32, 1596285), (36, 1418920), (38, 1344240), (40, 1277028), (45, 1135136), (48, 1064190), (57, 896160), (60, 851352), (72, 709460), (76, 672120), (80, 638514), (90, 567568), (95, 537696), (96, 532095), (114, 448080), (120, 425676), (144, 354730), (152, 336060), (160, 319257), (171, 298720), (180, 283784), (190, 268848), (228, 224040), (240, 212838), (285, 179232), (288, 177365), (304, 168030), (342, 149360), (360, 141892), (380, 134424), (456, 112020), (480, 106419), (570, 89616), (608, 84015), (684, 74680), (720, 70946), (760, 67212), (855, 59744), (912, 56010), (1140, 44808), (1368, 37340), (1440, 35473), (1520, 33606), (1710, 29872), (1824, 28005), (1867, 27360), (2280, 22404), (2736, 18670), (3040, 16803), (3420, 14936), (3734, 13680), (4560, 11202), (5472, 9335), (5601, 9120), (6840, 7468)]