258801888

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 774144000

約数和(自身を除く): 515342112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 31, 32, 38, 46, 48, 57, 62, 69, 76, 92, 93, 96, 114, 124, 138, 152, 184, 186, 199, 228, 248, 276, 304, 368, 372, 398, 437, 456, 496, 552, 589, 597, 608, 713, 736, 744, 796, 874, 912, 992, 1104, 1178, 1194, 1311, 1426, 1488, 1592, 1748, 1767, 1824, 2139, 2208, 2356, 2388, 2622, 2852, 2976, 3184, 3496, 3534, 3781, 4278, 4577, 4712, 4776, 5244, 5704, 6169, 6368, 6992, 7068, 7562, 8556, 9154, 9424, 9552, 10488, 11343, 11408, 12338, 13547, 13731, 13984, 14136, 15124, 17112, 18308, 18507, 18848, 19104, 20976, 22686, 22816, 24676, 27094, 27462, 28272, 30248, 34224, 36616, 37014, 40641, 41952, 45372, 49352, 54188, 54924, 56544, 60496, 68448, 73232, 74028, 81282, 86963, 90744, 98704, 108376, 109848, 117211, 120992, 141887, 146464, 148056, 162564, 173926, 181488, 197408, 216752, 219696, 234422, 260889, 283774, 296112, 325128, 347852, 351633, 362976, 425661, 433504, 439392, 468844, 521778, 567548, 592224, 650256, 695704, 703266, 851322, 937688, 1043556, 1135096, 1300512, 1391408, 1406532, 1702644, 1875376, 2087112, 2270192, 2695853, 2782816, 2813064, 3405288, 3750752, 4174224, 4540384, 5391706, 5626128, 6810576, 8087559, 8348448, 10783412, 11252256, 13621152, 16175118, 21566824, 32350236, 43133648, 64700472, 86267296, 129400944, 258801888]

約数ペア:

[(1, 258801888), (2, 129400944), (3, 86267296), (4, 64700472), (6, 43133648), (8, 32350236), (12, 21566824), (16, 16175118), (19, 13621152), (23, 11252256), (24, 10783412), (31, 8348448), (32, 8087559), (38, 6810576), (46, 5626128), (48, 5391706), (57, 4540384), (62, 4174224), (69, 3750752), (76, 3405288), (92, 2813064), (93, 2782816), (96, 2695853), (114, 2270192), (124, 2087112), (138, 1875376), (152, 1702644), (184, 1406532), (186, 1391408), (199, 1300512), (228, 1135096), (248, 1043556), (276, 937688), (304, 851322), (368, 703266), (372, 695704), (398, 650256), (437, 592224), (456, 567548), (496, 521778), (552, 468844), (589, 439392), (597, 433504), (608, 425661), (713, 362976), (736, 351633), (744, 347852), (796, 325128), (874, 296112), (912, 283774), (992, 260889), (1104, 234422), (1178, 219696), (1194, 216752), (1311, 197408), (1426, 181488), (1488, 173926), (1592, 162564), (1748, 148056), (1767, 146464), (1824, 141887), (2139, 120992), (2208, 117211), (2356, 109848), (2388, 108376), (2622, 98704), (2852, 90744), (2976, 86963), (3184, 81282), (3496, 74028), (3534, 73232), (3781, 68448), (4278, 60496), (4577, 56544), (4712, 54924), (4776, 54188), (5244, 49352), (5704, 45372), (6169, 41952), (6368, 40641), (6992, 37014), (7068, 36616), (7562, 34224), (8556, 30248), (9154, 28272), (9424, 27462), (9552, 27094), (10488, 24676), (11343, 22816), (11408, 22686), (12338, 20976), (13547, 19104), (13731, 18848), (13984, 18507), (14136, 18308), (15124, 17112)]