393770880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:661

約数の個数: 192

約数和(自身を含む): 1372410000

約数和(自身を除く): 978639120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 137, 144, 160, 180, 192, 240, 274, 288, 320, 360, 384, 411, 480, 499, 548, 576, 640, 685, 720, 822, 960, 998, 1096, 1152, 1233, 1370, 1440, 1497, 1644, 1920, 1996, 2055, 2192, 2466, 2495, 2740, 2880, 2994, 3288, 3992, 4110, 4384, 4491, 4932, 4990, 5480, 5760, 5988, 6165, 6576, 7485, 7984, 8220, 8768, 8982, 9864, 9980, 10960, 11976, 12330, 13152, 14970, 15968, 16440, 17536, 17964, 19728, 19960, 21920, 22455, 23952, 24660, 26304, 29940, 31936, 32880, 35928, 39456, 39920, 43840, 44910, 47904, 49320, 52608, 59880, 63872, 65760, 68363, 71856, 78912, 79840, 87680, 89820, 95808, 98640, 119760, 131520, 136726, 143712, 157824, 159680, 179640, 191616, 197280, 205089, 239520, 263040, 273452, 287424, 319360, 341815, 359280, 394560, 410178, 479040, 546904, 574848, 615267, 683630, 718560, 789120, 820356, 958080, 1025445, 1093808, 1230534, 1367260, 1437120, 1640712, 2050890, 2187616, 2461068, 2734520, 2874240, 3076335, 3281424, 4101780, 4375232, 4922136, 5469040, 6152670, 6562848, 8203560, 8750464, 9844272, 10938080, 12305340, 13125696, 16407120, 19688544, 21876160, 24610680, 26251392, 32814240, 39377088, 43752320, 49221360, 65628480, 78754176, 98442720, 131256960, 196885440, 393770880]

約数ペア:

[(1, 393770880), (2, 196885440), (3, 131256960), (4, 98442720), (5, 78754176), (6, 65628480), (8, 49221360), (9, 43752320), (10, 39377088), (12, 32814240), (15, 26251392), (16, 24610680), (18, 21876160), (20, 19688544), (24, 16407120), (30, 13125696), (32, 12305340), (36, 10938080), (40, 9844272), (45, 8750464), (48, 8203560), (60, 6562848), (64, 6152670), (72, 5469040), (80, 4922136), (90, 4375232), (96, 4101780), (120, 3281424), (128, 3076335), (137, 2874240), (144, 2734520), (160, 2461068), (180, 2187616), (192, 2050890), (240, 1640712), (274, 1437120), (288, 1367260), (320, 1230534), (360, 1093808), (384, 1025445), (411, 958080), (480, 820356), (499, 789120), (548, 718560), (576, 683630), (640, 615267), (685, 574848), (720, 546904), (822, 479040), (960, 410178), (998, 394560), (1096, 359280), (1152, 341815), (1233, 319360), (1370, 287424), (1440, 273452), (1497, 263040), (1644, 239520), (1920, 205089), (1996, 197280), (2055, 191616), (2192, 179640), (2466, 159680), (2495, 157824), (2740, 143712), (2880, 136726), (2994, 131520), (3288, 119760), (3992, 98640), (4110, 95808), (4384, 89820), (4491, 87680), (4932, 79840), (4990, 78912), (5480, 71856), (5760, 68363), (5988, 65760), (6165, 63872), (6576, 59880), (7485, 52608), (7984, 49320), (8220, 47904), (8768, 44910), (8982, 43840), (9864, 39920), (9980, 39456), (10960, 35928), (11976, 32880), (12330, 31936), (13152, 29940), (14970, 26304), (15968, 24660), (16440, 23952), (17536, 22455), (17964, 21920), (19728, 19960)]