391638240

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{1439}}^1$

素因数の和:1476

約数の個数: 288

約数和(自身を含む): 1585059840

約数和(自身を除く): 1193421600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 243, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 486, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 972, 1008, 1080, 1120, 1134, 1215, 1260, 1296, 1439, 1440, 1512, 1620, 1680, 1701, 1890, 1944, 2016, 2160, 2268, 2430, 2520, 2592, 2835, 2878, 3024, 3240, 3360, 3402, 3780, 3888, 4317, 4320, 4536, 4860, 5040, 5670, 5756, 6048, 6480, 6804, 7195, 7560, 7776, 8505, 8634, 9072, 9720, 10073, 10080, 11340, 11512, 12951, 12960, 13608, 14390, 15120, 17010, 17268, 18144, 19440, 20146, 21585, 22680, 23024, 25902, 27216, 28780, 30219, 30240, 34020, 34536, 38853, 38880, 40292, 43170, 45360, 46048, 50365, 51804, 54432, 57560, 60438, 64755, 68040, 69072, 77706, 80584, 86340, 90657, 90720, 100730, 103608, 115120, 116559, 120876, 129510, 136080, 138144, 151095, 155412, 161168, 172680, 181314, 194265, 201460, 207216, 230240, 233118, 241752, 259020, 271971, 272160, 302190, 310824, 322336, 345360, 349677, 362628, 388530, 402920, 414432, 453285, 466236, 483504, 518040, 543942, 582795, 604380, 621648, 690720, 699354, 725256, 777060, 805840, 815913, 906570, 932472, 967008, 1036080, 1087884, 1165590, 1208760, 1243296, 1359855, 1398708, 1450512, 1554120, 1611680, 1631826, 1748385, 1813140, 1864944, 2072160, 2175768, 2331180, 2417520, 2447739, 2719710, 2797416, 2901024, 3108240, 3263652, 3496770, 3626280, 3729888, 4079565, 4351536, 4662360, 4835040, 4895478, 5439420, 5594832, 6216480, 6527304, 6993540, 7252560, 8159130, 8703072, 9324720, 9790956, 10878840, 11189664, 12238695, 13054608, 13987080, 14505120, 16318260, 18649440, 19581912, 21757680, 24477390, 26109216, 27974160, 32636520, 39163824, 43515360, 48954780, 55948320, 65273040, 78327648, 97909560, 130546080, 195819120, 391638240]

約数ペア:

[(1, 391638240), (2, 195819120), (3, 130546080), (4, 97909560), (5, 78327648), (6, 65273040), (7, 55948320), (8, 48954780), (9, 43515360), (10, 39163824), (12, 32636520), (14, 27974160), (15, 26109216), (16, 24477390), (18, 21757680), (20, 19581912), (21, 18649440), (24, 16318260), (27, 14505120), (28, 13987080), (30, 13054608), (32, 12238695), (35, 11189664), (36, 10878840), (40, 9790956), (42, 9324720), (45, 8703072), (48, 8159130), (54, 7252560), (56, 6993540), (60, 6527304), (63, 6216480), (70, 5594832), (72, 5439420), (80, 4895478), (81, 4835040), (84, 4662360), (90, 4351536), (96, 4079565), (105, 3729888), (108, 3626280), (112, 3496770), (120, 3263652), (126, 3108240), (135, 2901024), (140, 2797416), (144, 2719710), (160, 2447739), (162, 2417520), (168, 2331180), (180, 2175768), (189, 2072160), (210, 1864944), (216, 1813140), (224, 1748385), (240, 1631826), (243, 1611680), (252, 1554120), (270, 1450512), (280, 1398708), (288, 1359855), (315, 1243296), (324, 1208760), (336, 1165590), (360, 1087884), (378, 1036080), (405, 967008), (420, 932472), (432, 906570), (480, 815913), (486, 805840), (504, 777060), (540, 725256), (560, 699354), (567, 690720), (630, 621648), (648, 604380), (672, 582795), (720, 543942), (756, 518040), (810, 483504), (840, 466236), (864, 453285), (945, 414432), (972, 402920), (1008, 388530), (1080, 362628), (1120, 349677), (1134, 345360), (1215, 322336), (1260, 310824), (1296, 302190), (1439, 272160), (1440, 271971), (1512, 259020), (1620, 241752), (1680, 233118), (1701, 230240), (1890, 207216), (1944, 201460), (2016, 194265), (2160, 181314), (2268, 172680), (2430, 161168), (2520, 155412), (2592, 151095), (2835, 138144), (2878, 136080), (3024, 129510), (3240, 120876), (3360, 116559), (3402, 115120), (3780, 103608), (3888, 100730), (4317, 90720), (4320, 90657), (4536, 86340), (4860, 80584), (5040, 77706), (5670, 69072), (5756, 68040), (6048, 64755), (6480, 60438), (6804, 57560), (7195, 54432), (7560, 51804), (7776, 50365), (8505, 46048), (8634, 45360), (9072, 43170), (9720, 40292), (10073, 38880), (10080, 38853), (11340, 34536), (11512, 34020), (12951, 30240), (12960, 30219), (13608, 28780), (14390, 27216), (15120, 25902), (17010, 23024), (17268, 22680), (18144, 21585), (19440, 20146)]