398126880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{587}}^1$

素因数の和:768

約数の個数: 192

約数和(自身を含む): 1404708480

約数和(自身を除く): 1006581600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 157, 160, 180, 216, 240, 270, 288, 314, 360, 432, 471, 480, 540, 587, 628, 720, 785, 864, 942, 1080, 1174, 1256, 1413, 1440, 1570, 1761, 1884, 2160, 2348, 2355, 2512, 2826, 2935, 3140, 3522, 3768, 4239, 4320, 4696, 4710, 5024, 5283, 5652, 5870, 6280, 7044, 7065, 7536, 8478, 8805, 9392, 9420, 10566, 11304, 11740, 12560, 14088, 14130, 15072, 15849, 16956, 17610, 18784, 18840, 21132, 21195, 22608, 23480, 25120, 26415, 28176, 28260, 31698, 33912, 35220, 37680, 42264, 42390, 45216, 46960, 52830, 56352, 56520, 63396, 67824, 70440, 75360, 79245, 84528, 84780, 92159, 93920, 105660, 113040, 126792, 135648, 140880, 158490, 169056, 169560, 184318, 211320, 226080, 253584, 276477, 281760, 316980, 339120, 368636, 422640, 460795, 507168, 552954, 633960, 678240, 737272, 829431, 845280, 921590, 1105908, 1267920, 1382385, 1474544, 1658862, 1843180, 2211816, 2488293, 2535840, 2764770, 2949088, 3317724, 3686360, 4147155, 4423632, 4976586, 5529540, 6635448, 7372720, 8294310, 8847264, 9953172, 11059080, 12441465, 13270896, 14745440, 16588620, 19906344, 22118160, 24882930, 26541792, 33177240, 39812688, 44236320, 49765860, 66354480, 79625376, 99531720, 132708960, 199063440, 398126880]

約数ペア:

[(1, 398126880), (2, 199063440), (3, 132708960), (4, 99531720), (5, 79625376), (6, 66354480), (8, 49765860), (9, 44236320), (10, 39812688), (12, 33177240), (15, 26541792), (16, 24882930), (18, 22118160), (20, 19906344), (24, 16588620), (27, 14745440), (30, 13270896), (32, 12441465), (36, 11059080), (40, 9953172), (45, 8847264), (48, 8294310), (54, 7372720), (60, 6635448), (72, 5529540), (80, 4976586), (90, 4423632), (96, 4147155), (108, 3686360), (120, 3317724), (135, 2949088), (144, 2764770), (157, 2535840), (160, 2488293), (180, 2211816), (216, 1843180), (240, 1658862), (270, 1474544), (288, 1382385), (314, 1267920), (360, 1105908), (432, 921590), (471, 845280), (480, 829431), (540, 737272), (587, 678240), (628, 633960), (720, 552954), (785, 507168), (864, 460795), (942, 422640), (1080, 368636), (1174, 339120), (1256, 316980), (1413, 281760), (1440, 276477), (1570, 253584), (1761, 226080), (1884, 211320), (2160, 184318), (2348, 169560), (2355, 169056), (2512, 158490), (2826, 140880), (2935, 135648), (3140, 126792), (3522, 113040), (3768, 105660), (4239, 93920), (4320, 92159), (4696, 84780), (4710, 84528), (5024, 79245), (5283, 75360), (5652, 70440), (5870, 67824), (6280, 63396), (7044, 56520), (7065, 56352), (7536, 52830), (8478, 46960), (8805, 45216), (9392, 42390), (9420, 42264), (10566, 37680), (11304, 35220), (11740, 33912), (12560, 31698), (14088, 28260), (14130, 28176), (15072, 26415), (15849, 25120), (16956, 23480), (17610, 22608), (18784, 21195), (18840, 21132)]