312258240

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{1721}}^1$

素因数の和:1757

約数の個数: 280

約数和(自身を含む): 1270174752

約数和(自身を除く): 957916512

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, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 648, 672, 720, 756, 810, 840, 864, 945, 960, 1008, 1080, 1120, 1134, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1721, 1728, 1890, 2016, 2160, 2240, 2268, 2520, 2592, 2835, 2880, 3024, 3240, 3360, 3442, 3780, 4032, 4320, 4536, 5040, 5163, 5184, 5670, 6048, 6480, 6720, 6884, 7560, 8605, 8640, 9072, 10080, 10326, 11340, 12047, 12096, 12960, 13768, 15120, 15489, 17210, 18144, 20160, 20652, 22680, 24094, 25815, 25920, 27536, 30240, 30978, 34420, 36141, 36288, 41304, 45360, 46467, 48188, 51630, 55072, 60235, 60480, 61956, 68840, 72282, 77445, 82608, 90720, 92934, 96376, 103260, 108423, 110144, 120470, 123912, 137680, 139401, 144564, 154890, 165216, 180705, 181440, 185868, 192752, 206520, 216846, 232335, 240940, 247824, 275360, 278802, 289128, 309780, 325269, 330432, 361410, 371736, 385504, 413040, 433692, 464670, 481880, 495648, 542115, 550720, 557604, 578256, 619560, 650538, 697005, 722820, 743472, 771008, 826080, 867384, 929340, 963760, 975807, 991296, 1084230, 1115208, 1156512, 1239120, 1301076, 1394010, 1445640, 1486944, 1626345, 1652160, 1734768, 1858680, 1927520, 1951614, 2168460, 2230416, 2313024, 2478240, 2602152, 2788020, 2891280, 2973888, 3252690, 3469536, 3717360, 3855040, 3903228, 4336920, 4460832, 4879035, 4956480, 5204304, 5576040, 5782560, 6505380, 6939072, 7434720, 7806456, 8673840, 8921664, 9758070, 10408608, 11152080, 11565120, 13010760, 14869440, 15612912, 17347680, 19516140, 20817216, 22304160, 26021520, 31225824, 34695360, 39032280, 44608320, 52043040, 62451648, 78064560, 104086080, 156129120, 312258240]

約数ペア:

[(1, 312258240), (2, 156129120), (3, 104086080), (4, 78064560), (5, 62451648), (6, 52043040), (7, 44608320), (8, 39032280), (9, 34695360), (10, 31225824), (12, 26021520), (14, 22304160), (15, 20817216), (16, 19516140), (18, 17347680), (20, 15612912), (21, 14869440), (24, 13010760), (27, 11565120), (28, 11152080), (30, 10408608), (32, 9758070), (35, 8921664), (36, 8673840), (40, 7806456), (42, 7434720), (45, 6939072), (48, 6505380), (54, 5782560), (56, 5576040), (60, 5204304), (63, 4956480), (64, 4879035), (70, 4460832), (72, 4336920), (80, 3903228), (81, 3855040), (84, 3717360), (90, 3469536), (96, 3252690), (105, 2973888), (108, 2891280), (112, 2788020), (120, 2602152), (126, 2478240), (135, 2313024), (140, 2230416), (144, 2168460), (160, 1951614), (162, 1927520), (168, 1858680), (180, 1734768), (189, 1652160), (192, 1626345), (210, 1486944), (216, 1445640), (224, 1394010), (240, 1301076), (252, 1239120), (270, 1156512), (280, 1115208), (288, 1084230), (315, 991296), (320, 975807), (324, 963760), (336, 929340), (360, 867384), (378, 826080), (405, 771008), (420, 743472), (432, 722820), (448, 697005), (480, 650538), (504, 619560), (540, 578256), (560, 557604), (567, 550720), (576, 542115), (630, 495648), (648, 481880), (672, 464670), (720, 433692), (756, 413040), (810, 385504), (840, 371736), (864, 361410), (945, 330432), (960, 325269), (1008, 309780), (1080, 289128), (1120, 278802), (1134, 275360), (1260, 247824), (1296, 240940), (1344, 232335), (1440, 216846), (1512, 206520), (1620, 192752), (1680, 185868), (1721, 181440), (1728, 180705), (1890, 165216), (2016, 154890), (2160, 144564), (2240, 139401), (2268, 137680), (2520, 123912), (2592, 120470), (2835, 110144), (2880, 108423), (3024, 103260), (3240, 96376), (3360, 92934), (3442, 90720), (3780, 82608), (4032, 77445), (4320, 72282), (4536, 68840), (5040, 61956), (5163, 60480), (5184, 60235), (5670, 55072), (6048, 51630), (6480, 48188), (6720, 46467), (6884, 45360), (7560, 41304), (8605, 36288), (8640, 36141), (9072, 34420), (10080, 30978), (10326, 30240), (11340, 27536), (12047, 25920), (12096, 25815), (12960, 24094), (13768, 22680), (15120, 20652), (15489, 20160), (17210, 18144)]