28456958880

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{313679}}^1$

素因数の和:313713

約数の個数: 240

約数和(自身を含む): 114776766720

約数和(自身を除く): 86319807840

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, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7560, 9072, 10080, 11340, 12960, 15120, 18144, 22680, 30240, 45360, 90720, 313679, 627358, 941037, 1254716, 1568395, 1882074, 2195753, 2509432, 2823111, 3136790, 3764148, 4391506, 4705185, 5018864, 5646222, 6273580, 6587259, 7528296, 8469333, 8783012, 9410370, 10037728, 10978765, 11292444, 12547160, 13174518, 14115555, 15056592, 16938666, 17566024, 18820740, 19761777, 21957530, 22584888, 25094320, 25407999, 26349036, 28231110, 30113184, 32936295, 33877332, 35132048, 37641480, 39523554, 42346665, 43915060, 45169776, 50188640, 50815998, 52698072, 56462220, 59285331, 65872590, 67754664, 70264096, 75282960, 79047108, 84693330, 87830120, 90339552, 98808885, 101631996, 105396144, 112924440, 118570662, 127039995, 131745180, 135509328, 150565920, 158094216, 169386660, 175660240, 177855993, 197617770, 203263992, 210792288, 225848880, 237141324, 254079990, 263490360, 271018656, 296426655, 316188432, 338773320, 351320480, 355711986, 395235540, 406527984, 451697760, 474282648, 508159980, 526980720, 592853310, 632376864, 677546640, 711423972, 790471080, 813055968, 889279965, 948565296, 1016319960, 1053961440, 1185706620, 1355093280, 1422847944, 1580942160, 1778559930, 1897130592, 2032639920, 2371413240, 2845695888, 3161884320, 3557119860, 4065279840, 4742826480, 5691391776, 7114239720, 9485652960, 14228479440, 28456958880]

約数ペア:

[(1, 28456958880), (2, 14228479440), (3, 9485652960), (4, 7114239720), (5, 5691391776), (6, 4742826480), (7, 4065279840), (8, 3557119860), (9, 3161884320), (10, 2845695888), (12, 2371413240), (14, 2032639920), (15, 1897130592), (16, 1778559930), (18, 1580942160), (20, 1422847944), (21, 1355093280), (24, 1185706620), (27, 1053961440), (28, 1016319960), (30, 948565296), (32, 889279965), (35, 813055968), (36, 790471080), (40, 711423972), (42, 677546640), (45, 632376864), (48, 592853310), (54, 526980720), (56, 508159980), (60, 474282648), (63, 451697760), (70, 406527984), (72, 395235540), (80, 355711986), (81, 351320480), (84, 338773320), (90, 316188432), (96, 296426655), (105, 271018656), (108, 263490360), (112, 254079990), (120, 237141324), (126, 225848880), (135, 210792288), (140, 203263992), (144, 197617770), (160, 177855993), (162, 175660240), (168, 169386660), (180, 158094216), (189, 150565920), (210, 135509328), (216, 131745180), (224, 127039995), (240, 118570662), (252, 112924440), (270, 105396144), (280, 101631996), (288, 98808885), (315, 90339552), (324, 87830120), (336, 84693330), (360, 79047108), (378, 75282960), (405, 70264096), (420, 67754664), (432, 65872590), (480, 59285331), (504, 56462220), (540, 52698072), (560, 50815998), (567, 50188640), (630, 45169776), (648, 43915060), (672, 42346665), (720, 39523554), (756, 37641480), (810, 35132048), (840, 33877332), (864, 32936295), (945, 30113184), (1008, 28231110), (1080, 26349036), (1120, 25407999), (1134, 25094320), (1260, 22584888), (1296, 21957530), (1440, 19761777), (1512, 18820740), (1620, 17566024), (1680, 16938666), (1890, 15056592), (2016, 14115555), (2160, 13174518), (2268, 12547160), (2520, 11292444), (2592, 10978765), (2835, 10037728), (3024, 9410370), (3240, 8783012), (3360, 8469333), (3780, 7528296), (4320, 6587259), (4536, 6273580), (5040, 5646222), (5670, 5018864), (6048, 4705185), (6480, 4391506), (7560, 3764148), (9072, 3136790), (10080, 2823111), (11340, 2509432), (12960, 2195753), (15120, 1882074), (18144, 1568395), (22680, 1254716), (30240, 941037), (45360, 627358), (90720, 313679)]