390998880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3121}}^1$

素因数の和:3174

約数の個数: 192

約数和(自身を含む): 1416139200

約数和(自身を除く): 1025140320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 72, 80, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 174, 180, 216, 232, 240, 261, 270, 288, 290, 348, 360, 432, 435, 464, 480, 522, 540, 580, 696, 720, 783, 864, 870, 928, 1044, 1080, 1160, 1305, 1392, 1440, 1566, 1740, 2088, 2160, 2320, 2610, 2784, 3121, 3132, 3480, 3915, 4176, 4320, 4640, 5220, 6242, 6264, 6960, 7830, 8352, 9363, 10440, 12484, 12528, 13920, 15605, 15660, 18726, 20880, 24968, 25056, 28089, 31210, 31320, 37452, 41760, 46815, 49936, 56178, 62420, 62640, 74904, 84267, 90509, 93630, 99872, 112356, 124840, 125280, 140445, 149808, 168534, 181018, 187260, 224712, 249680, 271527, 280890, 299616, 337068, 362036, 374520, 421335, 449424, 452545, 499360, 543054, 561780, 674136, 724072, 749040, 814581, 842670, 898848, 905090, 1086108, 1123560, 1348272, 1357635, 1448144, 1498080, 1629162, 1685340, 1810180, 2172216, 2247120, 2443743, 2696544, 2715270, 2896288, 3258324, 3370680, 3620360, 4072905, 4344432, 4494240, 4887486, 5430540, 6516648, 6741360, 7240720, 8145810, 8688864, 9774972, 10861080, 12218715, 13033296, 13482720, 14481440, 16291620, 19549944, 21722160, 24437430, 26066592, 32583240, 39099888, 43444320, 48874860, 65166480, 78199776, 97749720, 130332960, 195499440, 390998880]

約数ペア:

[(1, 390998880), (2, 195499440), (3, 130332960), (4, 97749720), (5, 78199776), (6, 65166480), (8, 48874860), (9, 43444320), (10, 39099888), (12, 32583240), (15, 26066592), (16, 24437430), (18, 21722160), (20, 19549944), (24, 16291620), (27, 14481440), (29, 13482720), (30, 13033296), (32, 12218715), (36, 10861080), (40, 9774972), (45, 8688864), (48, 8145810), (54, 7240720), (58, 6741360), (60, 6516648), (72, 5430540), (80, 4887486), (87, 4494240), (90, 4344432), (96, 4072905), (108, 3620360), (116, 3370680), (120, 3258324), (135, 2896288), (144, 2715270), (145, 2696544), (160, 2443743), (174, 2247120), (180, 2172216), (216, 1810180), (232, 1685340), (240, 1629162), (261, 1498080), (270, 1448144), (288, 1357635), (290, 1348272), (348, 1123560), (360, 1086108), (432, 905090), (435, 898848), (464, 842670), (480, 814581), (522, 749040), (540, 724072), (580, 674136), (696, 561780), (720, 543054), (783, 499360), (864, 452545), (870, 449424), (928, 421335), (1044, 374520), (1080, 362036), (1160, 337068), (1305, 299616), (1392, 280890), (1440, 271527), (1566, 249680), (1740, 224712), (2088, 187260), (2160, 181018), (2320, 168534), (2610, 149808), (2784, 140445), (3121, 125280), (3132, 124840), (3480, 112356), (3915, 99872), (4176, 93630), (4320, 90509), (4640, 84267), (5220, 74904), (6242, 62640), (6264, 62420), (6960, 56178), (7830, 49936), (8352, 46815), (9363, 41760), (10440, 37452), (12484, 31320), (12528, 31210), (13920, 28089), (15605, 25056), (15660, 24968), (18726, 20880)]