128425920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:715

約数の個数: 224

約数和(自身を含む): 482803200

約数和(自身を除く): 354377280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 280, 290, 320, 336, 348, 406, 420, 435, 448, 464, 480, 560, 580, 609, 659, 672, 696, 812, 840, 870, 928, 960, 1015, 1120, 1160, 1218, 1318, 1344, 1392, 1624, 1680, 1740, 1856, 1977, 2030, 2240, 2320, 2436, 2636, 2784, 3045, 3248, 3295, 3360, 3480, 3954, 4060, 4613, 4640, 4872, 5272, 5568, 6090, 6496, 6590, 6720, 6960, 7908, 8120, 9226, 9280, 9744, 9885, 10544, 12180, 12992, 13180, 13839, 13920, 15816, 16240, 18452, 19111, 19488, 19770, 21088, 23065, 24360, 26360, 27678, 27840, 31632, 32480, 36904, 38222, 38976, 39540, 42176, 46130, 48720, 52720, 55356, 57333, 63264, 64960, 69195, 73808, 76444, 79080, 92260, 95555, 97440, 105440, 110712, 114666, 126528, 133777, 138390, 147616, 152888, 158160, 184520, 191110, 194880, 210880, 221424, 229332, 267554, 276780, 286665, 295232, 305776, 316320, 369040, 382220, 401331, 442848, 458664, 535108, 553560, 573330, 611552, 632640, 668885, 738080, 764440, 802662, 885696, 917328, 1070216, 1107120, 1146660, 1223104, 1337770, 1476160, 1528880, 1605324, 1834656, 2006655, 2140432, 2214240, 2293320, 2675540, 3057760, 3210648, 3669312, 4013310, 4280864, 4428480, 4586640, 5351080, 6115520, 6421296, 8026620, 8561728, 9173280, 10702160, 12842592, 16053240, 18346560, 21404320, 25685184, 32106480, 42808640, 64212960, 128425920]

約数ペア:

[(1, 128425920), (2, 64212960), (3, 42808640), (4, 32106480), (5, 25685184), (6, 21404320), (7, 18346560), (8, 16053240), (10, 12842592), (12, 10702160), (14, 9173280), (15, 8561728), (16, 8026620), (20, 6421296), (21, 6115520), (24, 5351080), (28, 4586640), (29, 4428480), (30, 4280864), (32, 4013310), (35, 3669312), (40, 3210648), (42, 3057760), (48, 2675540), (56, 2293320), (58, 2214240), (60, 2140432), (64, 2006655), (70, 1834656), (80, 1605324), (84, 1528880), (87, 1476160), (96, 1337770), (105, 1223104), (112, 1146660), (116, 1107120), (120, 1070216), (140, 917328), (145, 885696), (160, 802662), (168, 764440), (174, 738080), (192, 668885), (203, 632640), (210, 611552), (224, 573330), (232, 553560), (240, 535108), (280, 458664), (290, 442848), (320, 401331), (336, 382220), (348, 369040), (406, 316320), (420, 305776), (435, 295232), (448, 286665), (464, 276780), (480, 267554), (560, 229332), (580, 221424), (609, 210880), (659, 194880), (672, 191110), (696, 184520), (812, 158160), (840, 152888), (870, 147616), (928, 138390), (960, 133777), (1015, 126528), (1120, 114666), (1160, 110712), (1218, 105440), (1318, 97440), (1344, 95555), (1392, 92260), (1624, 79080), (1680, 76444), (1740, 73808), (1856, 69195), (1977, 64960), (2030, 63264), (2240, 57333), (2320, 55356), (2436, 52720), (2636, 48720), (2784, 46130), (3045, 42176), (3248, 39540), (3295, 38976), (3360, 38222), (3480, 36904), (3954, 32480), (4060, 31632), (4613, 27840), (4640, 27678), (4872, 26360), (5272, 24360), (5568, 23065), (6090, 21088), (6496, 19770), (6590, 19488), (6720, 19111), (6960, 18452), (7908, 16240), (8120, 15816), (9226, 13920), (9280, 13839), (9744, 13180), (9885, 12992), (10544, 12180)]