321878544

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1657

約数の個数: 160

約数和(自身を含む): 998686080

約数和(自身を除く): 676807536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 19, 24, 26, 34, 38, 39, 48, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 204, 208, 221, 228, 247, 272, 304, 312, 323, 408, 442, 456, 494, 624, 646, 663, 741, 816, 884, 912, 969, 988, 1292, 1326, 1482, 1597, 1768, 1938, 1976, 2584, 2652, 2964, 3194, 3536, 3876, 3952, 4199, 4791, 5168, 5304, 5928, 6388, 7752, 8398, 9582, 10608, 11856, 12597, 12776, 15504, 16796, 19164, 20761, 25194, 25552, 27149, 30343, 33592, 38328, 41522, 50388, 54298, 60686, 62283, 67184, 76656, 81447, 83044, 91029, 100776, 108596, 121372, 124566, 162894, 166088, 182058, 201552, 217192, 242744, 249132, 325788, 332176, 352937, 364116, 394459, 434384, 485488, 498264, 515831, 651576, 705874, 728232, 788918, 996528, 1031662, 1058811, 1183377, 1303152, 1411748, 1456464, 1547493, 1577836, 2063324, 2117622, 2366754, 2823496, 3094986, 3155672, 4126648, 4235244, 4733508, 5646992, 6189972, 6311344, 6705803, 8253296, 8470488, 9467016, 12379944, 13411606, 16940976, 18934032, 20117409, 24759888, 26823212, 40234818, 53646424, 80469636, 107292848, 160939272, 321878544]

約数ペア:

[(1, 321878544), (2, 160939272), (3, 107292848), (4, 80469636), (6, 53646424), (8, 40234818), (12, 26823212), (13, 24759888), (16, 20117409), (17, 18934032), (19, 16940976), (24, 13411606), (26, 12379944), (34, 9467016), (38, 8470488), (39, 8253296), (48, 6705803), (51, 6311344), (52, 6189972), (57, 5646992), (68, 4733508), (76, 4235244), (78, 4126648), (102, 3155672), (104, 3094986), (114, 2823496), (136, 2366754), (152, 2117622), (156, 2063324), (204, 1577836), (208, 1547493), (221, 1456464), (228, 1411748), (247, 1303152), (272, 1183377), (304, 1058811), (312, 1031662), (323, 996528), (408, 788918), (442, 728232), (456, 705874), (494, 651576), (624, 515831), (646, 498264), (663, 485488), (741, 434384), (816, 394459), (884, 364116), (912, 352937), (969, 332176), (988, 325788), (1292, 249132), (1326, 242744), (1482, 217192), (1597, 201552), (1768, 182058), (1938, 166088), (1976, 162894), (2584, 124566), (2652, 121372), (2964, 108596), (3194, 100776), (3536, 91029), (3876, 83044), (3952, 81447), (4199, 76656), (4791, 67184), (5168, 62283), (5304, 60686), (5928, 54298), (6388, 50388), (7752, 41522), (8398, 38328), (9582, 33592), (10608, 30343), (11856, 27149), (12597, 25552), (12776, 25194), (15504, 20761), (16796, 19164)]