398550384

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 1254522880

約数和(自身を除く): 855972496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 36, 37, 38, 48, 57, 62, 72, 74, 76, 93, 111, 114, 124, 127, 144, 148, 152, 171, 186, 222, 228, 248, 254, 279, 296, 304, 333, 342, 372, 381, 444, 456, 496, 508, 558, 589, 592, 666, 684, 703, 744, 762, 888, 912, 1016, 1116, 1143, 1147, 1178, 1332, 1368, 1406, 1488, 1524, 1767, 1776, 2032, 2109, 2232, 2286, 2294, 2356, 2413, 2664, 2736, 2812, 3048, 3441, 3534, 3937, 4218, 4464, 4572, 4588, 4699, 4712, 4826, 5301, 5328, 5624, 6096, 6327, 6882, 7068, 7239, 7874, 8436, 9144, 9176, 9398, 9424, 9652, 10323, 10602, 11248, 11811, 12654, 13764, 14097, 14136, 14478, 15748, 16872, 18288, 18352, 18796, 19304, 20646, 21204, 21717, 21793, 23622, 25308, 27528, 28194, 28272, 28956, 31496, 33744, 35433, 37592, 38608, 41292, 42291, 42408, 43434, 43586, 47244, 50616, 55056, 56388, 57912, 62992, 65379, 70866, 74803, 75184, 82584, 84582, 84816, 86868, 87172, 89281, 94488, 101232, 112776, 115824, 130758, 141732, 145669, 149606, 165168, 169164, 173736, 174344, 178562, 188976, 196137, 224409, 225552, 261516, 267843, 283464, 291338, 299212, 338328, 347472, 348688, 357124, 392274, 437007, 448818, 523032, 535686, 566928, 582676, 598424, 673227, 676656, 714248, 784548, 803529, 874014, 897636, 1046064, 1071372, 1165352, 1196848, 1311021, 1346454, 1428496, 1569096, 1607058, 1748028, 1795272, 2142744, 2330704, 2622042, 2692908, 2767711, 3138192, 3214116, 3496056, 3590544, 4285488, 5244084, 5385816, 5535422, 6428232, 6992112, 8303133, 10488168, 10771632, 11070844, 12856464, 16606266, 20976336, 22141688, 24909399, 33212532, 44283376, 49818798, 66425064, 99637596, 132850128, 199275192, 398550384]

約数ペア:

[(1, 398550384), (2, 199275192), (3, 132850128), (4, 99637596), (6, 66425064), (8, 49818798), (9, 44283376), (12, 33212532), (16, 24909399), (18, 22141688), (19, 20976336), (24, 16606266), (31, 12856464), (36, 11070844), (37, 10771632), (38, 10488168), (48, 8303133), (57, 6992112), (62, 6428232), (72, 5535422), (74, 5385816), (76, 5244084), (93, 4285488), (111, 3590544), (114, 3496056), (124, 3214116), (127, 3138192), (144, 2767711), (148, 2692908), (152, 2622042), (171, 2330704), (186, 2142744), (222, 1795272), (228, 1748028), (248, 1607058), (254, 1569096), (279, 1428496), (296, 1346454), (304, 1311021), (333, 1196848), (342, 1165352), (372, 1071372), (381, 1046064), (444, 897636), (456, 874014), (496, 803529), (508, 784548), (558, 714248), (589, 676656), (592, 673227), (666, 598424), (684, 582676), (703, 566928), (744, 535686), (762, 523032), (888, 448818), (912, 437007), (1016, 392274), (1116, 357124), (1143, 348688), (1147, 347472), (1178, 338328), (1332, 299212), (1368, 291338), (1406, 283464), (1488, 267843), (1524, 261516), (1767, 225552), (1776, 224409), (2032, 196137), (2109, 188976), (2232, 178562), (2286, 174344), (2294, 173736), (2356, 169164), (2413, 165168), (2664, 149606), (2736, 145669), (2812, 141732), (3048, 130758), (3441, 115824), (3534, 112776), (3937, 101232), (4218, 94488), (4464, 89281), (4572, 87172), (4588, 86868), (4699, 84816), (4712, 84582), (4826, 82584), (5301, 75184), (5328, 74803), (5624, 70866), (6096, 65379), (6327, 62992), (6882, 57912), (7068, 56388), (7239, 55056), (7874, 50616), (8436, 47244), (9144, 43586), (9176, 43434), (9398, 42408), (9424, 42291), (9652, 41292), (10323, 38608), (10602, 37592), (11248, 35433), (11811, 33744), (12654, 31496), (13764, 28956), (14097, 28272), (14136, 28194), (14478, 27528), (15748, 25308), (16872, 23622), (18288, 21793), (18352, 21717), (18796, 21204), (19304, 20646)]