388916640

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{1429}}^1$

素因数の和:1466

約数の個数: 288

約数和(自身を含む): 1574052480

約数和(自身を除く): 1185135840

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, 1429, 1440, 1512, 1620, 1680, 1701, 1890, 1944, 2016, 2160, 2268, 2430, 2520, 2592, 2835, 2858, 3024, 3240, 3360, 3402, 3780, 3888, 4287, 4320, 4536, 4860, 5040, 5670, 5716, 6048, 6480, 6804, 7145, 7560, 7776, 8505, 8574, 9072, 9720, 10003, 10080, 11340, 11432, 12861, 12960, 13608, 14290, 15120, 17010, 17148, 18144, 19440, 20006, 21435, 22680, 22864, 25722, 27216, 28580, 30009, 30240, 34020, 34296, 38583, 38880, 40012, 42870, 45360, 45728, 50015, 51444, 54432, 57160, 60018, 64305, 68040, 68592, 77166, 80024, 85740, 90027, 90720, 100030, 102888, 114320, 115749, 120036, 128610, 136080, 137184, 150045, 154332, 160048, 171480, 180054, 192915, 200060, 205776, 228640, 231498, 240072, 257220, 270081, 272160, 300090, 308664, 320096, 342960, 347247, 360108, 385830, 400120, 411552, 450135, 462996, 480144, 514440, 540162, 578745, 600180, 617328, 685920, 694494, 720216, 771660, 800240, 810243, 900270, 925992, 960288, 1028880, 1080324, 1157490, 1200360, 1234656, 1350405, 1388988, 1440432, 1543320, 1600480, 1620486, 1736235, 1800540, 1851984, 2057760, 2160648, 2314980, 2400720, 2430729, 2700810, 2777976, 2880864, 3086640, 3240972, 3472470, 3601080, 3703968, 4051215, 4321296, 4629960, 4801440, 4861458, 5401620, 5555952, 6173280, 6481944, 6944940, 7202160, 8102430, 8642592, 9259920, 9722916, 10803240, 11111904, 12153645, 12963888, 13889880, 14404320, 16204860, 18519840, 19445832, 21606480, 24307290, 25927776, 27779760, 32409720, 38891664, 43212960, 48614580, 55559520, 64819440, 77783328, 97229160, 129638880, 194458320, 388916640]

約数ペア:

[(1, 388916640), (2, 194458320), (3, 129638880), (4, 97229160), (5, 77783328), (6, 64819440), (7, 55559520), (8, 48614580), (9, 43212960), (10, 38891664), (12, 32409720), (14, 27779760), (15, 25927776), (16, 24307290), (18, 21606480), (20, 19445832), (21, 18519840), (24, 16204860), (27, 14404320), (28, 13889880), (30, 12963888), (32, 12153645), (35, 11111904), (36, 10803240), (40, 9722916), (42, 9259920), (45, 8642592), (48, 8102430), (54, 7202160), (56, 6944940), (60, 6481944), (63, 6173280), (70, 5555952), (72, 5401620), (80, 4861458), (81, 4801440), (84, 4629960), (90, 4321296), (96, 4051215), (105, 3703968), (108, 3601080), (112, 3472470), (120, 3240972), (126, 3086640), (135, 2880864), (140, 2777976), (144, 2700810), (160, 2430729), (162, 2400720), (168, 2314980), (180, 2160648), (189, 2057760), (210, 1851984), (216, 1800540), (224, 1736235), (240, 1620486), (243, 1600480), (252, 1543320), (270, 1440432), (280, 1388988), (288, 1350405), (315, 1234656), (324, 1200360), (336, 1157490), (360, 1080324), (378, 1028880), (405, 960288), (420, 925992), (432, 900270), (480, 810243), (486, 800240), (504, 771660), (540, 720216), (560, 694494), (567, 685920), (630, 617328), (648, 600180), (672, 578745), (720, 540162), (756, 514440), (810, 480144), (840, 462996), (864, 450135), (945, 411552), (972, 400120), (1008, 385830), (1080, 360108), (1120, 347247), (1134, 342960), (1215, 320096), (1260, 308664), (1296, 300090), (1429, 272160), (1440, 270081), (1512, 257220), (1620, 240072), (1680, 231498), (1701, 228640), (1890, 205776), (1944, 200060), (2016, 192915), (2160, 180054), (2268, 171480), (2430, 160048), (2520, 154332), (2592, 150045), (2835, 137184), (2858, 136080), (3024, 128610), (3240, 120036), (3360, 115749), (3402, 114320), (3780, 102888), (3888, 100030), (4287, 90720), (4320, 90027), (4536, 85740), (4860, 80024), (5040, 77166), (5670, 68592), (5716, 68040), (6048, 64305), (6480, 60018), (6804, 57160), (7145, 54432), (7560, 51444), (7776, 50015), (8505, 45728), (8574, 45360), (9072, 42870), (9720, 40012), (10003, 38880), (10080, 38583), (11340, 34296), (11432, 34020), (12861, 30240), (12960, 30009), (13608, 28580), (14290, 27216), (15120, 25722), (17010, 22864), (17148, 22680), (18144, 21435), (19440, 20006)]