815915520

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{5059}}^1$

素因数の和:5095

約数の個数: 240

約数和(自身を含む): 3230061120

約数和(自身を除く): 2414145600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5059, 5376, 5760, 6720, 7680, 8064, 8960, 10080, 10118, 10752, 11520, 13440, 15177, 16128, 17920, 20160, 20236, 23040, 25295, 26880, 30354, 32256, 35413, 40320, 40472, 45531, 50590, 53760, 60708, 70826, 75885, 80640, 80944, 91062, 101180, 106239, 121416, 141652, 151770, 161280, 161888, 177065, 182124, 202360, 212478, 227655, 242832, 283304, 303540, 318717, 323776, 354130, 364248, 404720, 424956, 455310, 485664, 531195, 566608, 607080, 637434, 647552, 708260, 728496, 809440, 849912, 910620, 971328, 1062390, 1133216, 1214160, 1274868, 1295104, 1416520, 1456992, 1593585, 1618880, 1699824, 1821240, 1942656, 2124780, 2266432, 2428320, 2549736, 2590208, 2833040, 2913984, 3187170, 3237760, 3399648, 3642480, 3885312, 4249560, 4532864, 4856640, 5099472, 5666080, 5827968, 6374340, 6475520, 6799296, 7284960, 7770624, 8499120, 9065728, 9713280, 10198944, 11332160, 11655936, 12748680, 12951040, 13598592, 14569920, 16998240, 18131456, 19426560, 20397888, 22664320, 23311872, 25497360, 27197184, 29139840, 33996480, 38853120, 40795776, 45328640, 50994720, 54394368, 58279680, 67992960, 81591552, 90657280, 101989440, 116559360, 135985920, 163183104, 203978880, 271971840, 407957760, 815915520]

約数ペア:

[(1, 815915520), (2, 407957760), (3, 271971840), (4, 203978880), (5, 163183104), (6, 135985920), (7, 116559360), (8, 101989440), (9, 90657280), (10, 81591552), (12, 67992960), (14, 58279680), (15, 54394368), (16, 50994720), (18, 45328640), (20, 40795776), (21, 38853120), (24, 33996480), (28, 29139840), (30, 27197184), (32, 25497360), (35, 23311872), (36, 22664320), (40, 20397888), (42, 19426560), (45, 18131456), (48, 16998240), (56, 14569920), (60, 13598592), (63, 12951040), (64, 12748680), (70, 11655936), (72, 11332160), (80, 10198944), (84, 9713280), (90, 9065728), (96, 8499120), (105, 7770624), (112, 7284960), (120, 6799296), (126, 6475520), (128, 6374340), (140, 5827968), (144, 5666080), (160, 5099472), (168, 4856640), (180, 4532864), (192, 4249560), (210, 3885312), (224, 3642480), (240, 3399648), (252, 3237760), (256, 3187170), (280, 2913984), (288, 2833040), (315, 2590208), (320, 2549736), (336, 2428320), (360, 2266432), (384, 2124780), (420, 1942656), (448, 1821240), (480, 1699824), (504, 1618880), (512, 1593585), (560, 1456992), (576, 1416520), (630, 1295104), (640, 1274868), (672, 1214160), (720, 1133216), (768, 1062390), (840, 971328), (896, 910620), (960, 849912), (1008, 809440), (1120, 728496), (1152, 708260), (1260, 647552), (1280, 637434), (1344, 607080), (1440, 566608), (1536, 531195), (1680, 485664), (1792, 455310), (1920, 424956), (2016, 404720), (2240, 364248), (2304, 354130), (2520, 323776), (2560, 318717), (2688, 303540), (2880, 283304), (3360, 242832), (3584, 227655), (3840, 212478), (4032, 202360), (4480, 182124), (4608, 177065), (5040, 161888), (5059, 161280), (5376, 151770), (5760, 141652), (6720, 121416), (7680, 106239), (8064, 101180), (8960, 91062), (10080, 80944), (10118, 80640), (10752, 75885), (11520, 70826), (13440, 60708), (15177, 53760), (16128, 50590), (17920, 45531), (20160, 40472), (20236, 40320), (23040, 35413), (25295, 32256), (26880, 30354)]