30647988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 96270720

約数和(自身を除く): 65622732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 37, 38, 42, 57, 63, 74, 76, 84, 111, 114, 126, 133, 148, 171, 173, 222, 228, 252, 259, 266, 333, 342, 346, 399, 444, 518, 519, 532, 666, 684, 692, 703, 777, 798, 1036, 1038, 1197, 1211, 1332, 1406, 1554, 1557, 1596, 2076, 2109, 2331, 2394, 2422, 2812, 3108, 3114, 3287, 3633, 4218, 4662, 4788, 4844, 4921, 6228, 6327, 6401, 6574, 7266, 8436, 9324, 9842, 9861, 10899, 12654, 12802, 13148, 14532, 14763, 19203, 19684, 19722, 21798, 23009, 25308, 25604, 29526, 29583, 38406, 39444, 43596, 44289, 44807, 46018, 57609, 59052, 59166, 69027, 76812, 88578, 89614, 92036, 115218, 118332, 121619, 134421, 138054, 177156, 179228, 207081, 230436, 243238, 268842, 276108, 364857, 403263, 414162, 486476, 537684, 729714, 806526, 828324, 851333, 1094571, 1459428, 1613052, 1702666, 2189142, 2553999, 3405332, 4378284, 5107998, 7661997, 10215996, 15323994, 30647988]

約数ペア:

[(1, 30647988), (2, 15323994), (3, 10215996), (4, 7661997), (6, 5107998), (7, 4378284), (9, 3405332), (12, 2553999), (14, 2189142), (18, 1702666), (19, 1613052), (21, 1459428), (28, 1094571), (36, 851333), (37, 828324), (38, 806526), (42, 729714), (57, 537684), (63, 486476), (74, 414162), (76, 403263), (84, 364857), (111, 276108), (114, 268842), (126, 243238), (133, 230436), (148, 207081), (171, 179228), (173, 177156), (222, 138054), (228, 134421), (252, 121619), (259, 118332), (266, 115218), (333, 92036), (342, 89614), (346, 88578), (399, 76812), (444, 69027), (518, 59166), (519, 59052), (532, 57609), (666, 46018), (684, 44807), (692, 44289), (703, 43596), (777, 39444), (798, 38406), (1036, 29583), (1038, 29526), (1197, 25604), (1211, 25308), (1332, 23009), (1406, 21798), (1554, 19722), (1557, 19684), (1596, 19203), (2076, 14763), (2109, 14532), (2331, 13148), (2394, 12802), (2422, 12654), (2812, 10899), (3108, 9861), (3114, 9842), (3287, 9324), (3633, 8436), (4218, 7266), (4662, 6574), (4788, 6401), (4844, 6327), (4921, 6228)]