381340440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:363

約数の個数: 256

約数和(自身を含む): 1385596800

約数和(自身を除く): 1004256360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 157, 173, 180, 195, 216, 234, 260, 270, 312, 314, 346, 351, 360, 390, 468, 471, 519, 520, 540, 585, 628, 692, 702, 780, 785, 865, 936, 942, 1038, 1080, 1170, 1256, 1384, 1404, 1413, 1557, 1560, 1570, 1730, 1755, 1884, 2041, 2076, 2249, 2340, 2355, 2595, 2808, 2826, 3114, 3140, 3460, 3510, 3768, 4082, 4152, 4239, 4498, 4671, 4680, 4710, 5190, 5652, 6123, 6228, 6280, 6747, 6920, 7020, 7065, 7785, 8164, 8478, 8996, 9342, 9420, 10205, 10380, 11245, 11304, 12246, 12456, 13494, 14040, 14130, 15570, 16328, 16956, 17992, 18369, 18684, 18840, 20241, 20410, 20760, 21195, 22490, 23355, 24492, 26988, 27161, 28260, 30615, 31140, 33735, 33912, 36738, 37368, 40482, 40820, 42390, 44980, 46710, 48984, 53976, 54322, 55107, 56520, 60723, 61230, 62280, 67470, 73476, 80964, 81483, 81640, 84780, 89960, 91845, 93420, 101205, 108644, 110214, 121446, 122460, 134940, 135805, 146952, 161928, 162966, 169560, 183690, 186840, 202410, 217288, 220428, 242892, 244449, 244920, 269880, 271610, 275535, 303615, 325932, 353093, 367380, 404820, 407415, 440856, 485784, 488898, 543220, 551070, 607230, 651864, 706186, 733347, 734760, 809640, 814830, 977796, 1059279, 1086440, 1102140, 1214460, 1222245, 1412372, 1466694, 1629660, 1765465, 1955592, 2118558, 2204280, 2428920, 2444490, 2824744, 2933388, 3177837, 3259320, 3530930, 3666735, 4237116, 4888980, 5296395, 5866776, 6355674, 7061860, 7333470, 8474232, 9533511, 9777960, 10592790, 12711348, 14123720, 14666940, 15889185, 19067022, 21185580, 25422696, 29333880, 31778370, 38134044, 42371160, 47667555, 63556740, 76268088, 95335110, 127113480, 190670220, 381340440]

約数ペア:

[(1, 381340440), (2, 190670220), (3, 127113480), (4, 95335110), (5, 76268088), (6, 63556740), (8, 47667555), (9, 42371160), (10, 38134044), (12, 31778370), (13, 29333880), (15, 25422696), (18, 21185580), (20, 19067022), (24, 15889185), (26, 14666940), (27, 14123720), (30, 12711348), (36, 10592790), (39, 9777960), (40, 9533511), (45, 8474232), (52, 7333470), (54, 7061860), (60, 6355674), (65, 5866776), (72, 5296395), (78, 4888980), (90, 4237116), (104, 3666735), (108, 3530930), (117, 3259320), (120, 3177837), (130, 2933388), (135, 2824744), (156, 2444490), (157, 2428920), (173, 2204280), (180, 2118558), (195, 1955592), (216, 1765465), (234, 1629660), (260, 1466694), (270, 1412372), (312, 1222245), (314, 1214460), (346, 1102140), (351, 1086440), (360, 1059279), (390, 977796), (468, 814830), (471, 809640), (519, 734760), (520, 733347), (540, 706186), (585, 651864), (628, 607230), (692, 551070), (702, 543220), (780, 488898), (785, 485784), (865, 440856), (936, 407415), (942, 404820), (1038, 367380), (1080, 353093), (1170, 325932), (1256, 303615), (1384, 275535), (1404, 271610), (1413, 269880), (1557, 244920), (1560, 244449), (1570, 242892), (1730, 220428), (1755, 217288), (1884, 202410), (2041, 186840), (2076, 183690), (2249, 169560), (2340, 162966), (2355, 161928), (2595, 146952), (2808, 135805), (2826, 134940), (3114, 122460), (3140, 121446), (3460, 110214), (3510, 108644), (3768, 101205), (4082, 93420), (4152, 91845), (4239, 89960), (4498, 84780), (4671, 81640), (4680, 81483), (4710, 80964), (5190, 73476), (5652, 67470), (6123, 62280), (6228, 61230), (6280, 60723), (6747, 56520), (6920, 55107), (7020, 54322), (7065, 53976), (7785, 48984), (8164, 46710), (8478, 44980), (8996, 42390), (9342, 40820), (9420, 40482), (10205, 37368), (10380, 36738), (11245, 33912), (11304, 33735), (12246, 31140), (12456, 30615), (13494, 28260), (14040, 27161), (14130, 26988), (15570, 24492), (16328, 23355), (16956, 22490), (17992, 21195), (18369, 20760), (18684, 20410), (18840, 20241)]