30720144

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{541}}^1$

素因数の和:585

約数の個数: 120

約数和(自身を含む): 98392512

約数和(自身を除く): 67672368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 169, 182, 208, 273, 312, 336, 338, 364, 507, 541, 546, 624, 676, 728, 1014, 1082, 1092, 1183, 1352, 1456, 1623, 2028, 2164, 2184, 2366, 2704, 3246, 3549, 3787, 4056, 4328, 4368, 4732, 6492, 7033, 7098, 7574, 8112, 8656, 9464, 11361, 12984, 14066, 14196, 15148, 18928, 21099, 22722, 25968, 28132, 28392, 30296, 42198, 45444, 49231, 56264, 56784, 60592, 84396, 90888, 91429, 98462, 112528, 147693, 168792, 181776, 182858, 196924, 274287, 295386, 337584, 365716, 393848, 548574, 590772, 640003, 731432, 787696, 1097148, 1181544, 1280006, 1462864, 1920009, 2194296, 2363088, 2560012, 3840018, 4388592, 5120024, 7680036, 10240048, 15360072, 30720144]

約数ペア:

[(1, 30720144), (2, 15360072), (3, 10240048), (4, 7680036), (6, 5120024), (7, 4388592), (8, 3840018), (12, 2560012), (13, 2363088), (14, 2194296), (16, 1920009), (21, 1462864), (24, 1280006), (26, 1181544), (28, 1097148), (39, 787696), (42, 731432), (48, 640003), (52, 590772), (56, 548574), (78, 393848), (84, 365716), (91, 337584), (104, 295386), (112, 274287), (156, 196924), (168, 182858), (169, 181776), (182, 168792), (208, 147693), (273, 112528), (312, 98462), (336, 91429), (338, 90888), (364, 84396), (507, 60592), (541, 56784), (546, 56264), (624, 49231), (676, 45444), (728, 42198), (1014, 30296), (1082, 28392), (1092, 28132), (1183, 25968), (1352, 22722), (1456, 21099), (1623, 18928), (2028, 15148), (2164, 14196), (2184, 14066), (2366, 12984), (2704, 11361), (3246, 9464), (3549, 8656), (3787, 8112), (4056, 7574), (4328, 7098), (4368, 7033), (4732, 6492)]