121681320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:759

約数の個数: 128

約数和(自身を含む): 389491200

約数和(自身を除く): 267809880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 83, 95, 114, 120, 152, 166, 190, 228, 249, 285, 332, 380, 415, 456, 498, 570, 643, 664, 760, 830, 996, 1140, 1245, 1286, 1577, 1660, 1929, 1992, 2280, 2490, 2572, 3154, 3215, 3320, 3858, 4731, 4980, 5144, 6308, 6430, 7716, 7885, 9462, 9645, 9960, 12217, 12616, 12860, 15432, 15770, 18924, 19290, 23655, 24434, 25720, 31540, 36651, 37848, 38580, 47310, 48868, 53369, 61085, 63080, 73302, 77160, 94620, 97736, 106738, 122170, 146604, 160107, 183255, 189240, 213476, 244340, 266845, 293208, 320214, 366510, 426952, 488680, 533690, 640428, 733020, 800535, 1014011, 1067380, 1280856, 1466040, 1601070, 2028022, 2134760, 3042033, 3202140, 4056044, 5070055, 6084066, 6404280, 8112088, 10140110, 12168132, 15210165, 20280220, 24336264, 30420330, 40560440, 60840660, 121681320]

約数ペア:

[(1, 121681320), (2, 60840660), (3, 40560440), (4, 30420330), (5, 24336264), (6, 20280220), (8, 15210165), (10, 12168132), (12, 10140110), (15, 8112088), (19, 6404280), (20, 6084066), (24, 5070055), (30, 4056044), (38, 3202140), (40, 3042033), (57, 2134760), (60, 2028022), (76, 1601070), (83, 1466040), (95, 1280856), (114, 1067380), (120, 1014011), (152, 800535), (166, 733020), (190, 640428), (228, 533690), (249, 488680), (285, 426952), (332, 366510), (380, 320214), (415, 293208), (456, 266845), (498, 244340), (570, 213476), (643, 189240), (664, 183255), (760, 160107), (830, 146604), (996, 122170), (1140, 106738), (1245, 97736), (1286, 94620), (1577, 77160), (1660, 73302), (1929, 63080), (1992, 61085), (2280, 53369), (2490, 48868), (2572, 47310), (3154, 38580), (3215, 37848), (3320, 36651), (3858, 31540), (4731, 25720), (4980, 24434), (5144, 23655), (6308, 19290), (6430, 18924), (7716, 15770), (7885, 15432), (9462, 12860), (9645, 12616), (9960, 12217)]