840816720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:515

約数の個数: 320

約数和(自身を含む): 3099801600

約数和(自身を除く): 2258984880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 31, 36, 40, 45, 48, 54, 58, 60, 62, 72, 80, 87, 90, 93, 108, 116, 120, 124, 135, 144, 145, 155, 174, 180, 186, 216, 232, 240, 248, 261, 270, 279, 290, 310, 348, 360, 372, 432, 433, 435, 464, 465, 496, 522, 540, 558, 580, 620, 696, 720, 744, 783, 837, 866, 870, 899, 930, 1044, 1080, 1116, 1160, 1240, 1299, 1305, 1392, 1395, 1488, 1566, 1674, 1732, 1740, 1798, 1860, 2088, 2160, 2165, 2232, 2320, 2480, 2598, 2610, 2697, 2790, 3132, 3348, 3464, 3480, 3596, 3720, 3897, 3915, 4176, 4185, 4330, 4464, 4495, 5196, 5220, 5394, 5580, 6264, 6495, 6696, 6928, 6960, 7192, 7440, 7794, 7830, 8091, 8370, 8660, 8990, 10392, 10440, 10788, 11160, 11691, 12528, 12557, 12990, 13392, 13423, 13485, 14384, 15588, 15660, 16182, 16740, 17320, 17980, 19485, 20784, 20880, 21576, 22320, 23382, 24273, 25114, 25980, 26846, 26970, 31176, 31320, 32364, 33480, 34640, 35960, 37671, 38970, 40269, 40455, 43152, 46764, 48546, 50228, 51960, 53692, 53940, 58455, 62352, 62640, 62785, 64728, 66960, 67115, 71920, 75342, 77940, 80538, 80910, 93528, 97092, 100456, 103920, 107384, 107880, 113013, 116910, 120807, 121365, 125570, 129456, 134230, 150684, 155880, 161076, 161820, 187056, 188355, 194184, 200912, 201345, 214768, 215760, 226026, 233820, 241614, 242730, 251140, 268460, 301368, 311760, 322152, 323640, 339039, 362421, 376710, 388368, 389267, 402690, 452052, 467640, 483228, 485460, 502280, 536920, 565065, 602736, 604035, 644304, 647280, 678078, 724842, 753420, 778534, 805380, 904104, 935280, 966456, 970920, 1004560, 1073840, 1130130, 1167801, 1208070, 1356156, 1449684, 1506840, 1557068, 1610760, 1695195, 1808208, 1812105, 1932912, 1941840, 1946335, 2260260, 2335602, 2416140, 2712312, 2899368, 3013680, 3114136, 3221520, 3390390, 3503403, 3624210, 3892670, 4520520, 4671204, 4832280, 5424624, 5798736, 5839005, 6228272, 6780780, 7006806, 7248420, 7785340, 9041040, 9342408, 9664560, 10510209, 11678010, 13561560, 14013612, 14496840, 15570680, 17517015, 18684816, 21020418, 23356020, 27123120, 28027224, 28993680, 31141360, 35034030, 42040836, 46712040, 52551045, 56054448, 70068060, 84081672, 93424080, 105102090, 140136120, 168163344, 210204180, 280272240, 420408360, 840816720]

約数ペア:

[(1, 840816720), (2, 420408360), (3, 280272240), (4, 210204180), (5, 168163344), (6, 140136120), (8, 105102090), (9, 93424080), (10, 84081672), (12, 70068060), (15, 56054448), (16, 52551045), (18, 46712040), (20, 42040836), (24, 35034030), (27, 31141360), (29, 28993680), (30, 28027224), (31, 27123120), (36, 23356020), (40, 21020418), (45, 18684816), (48, 17517015), (54, 15570680), (58, 14496840), (60, 14013612), (62, 13561560), (72, 11678010), (80, 10510209), (87, 9664560), (90, 9342408), (93, 9041040), (108, 7785340), (116, 7248420), (120, 7006806), (124, 6780780), (135, 6228272), (144, 5839005), (145, 5798736), (155, 5424624), (174, 4832280), (180, 4671204), (186, 4520520), (216, 3892670), (232, 3624210), (240, 3503403), (248, 3390390), (261, 3221520), (270, 3114136), (279, 3013680), (290, 2899368), (310, 2712312), (348, 2416140), (360, 2335602), (372, 2260260), (432, 1946335), (433, 1941840), (435, 1932912), (464, 1812105), (465, 1808208), (496, 1695195), (522, 1610760), (540, 1557068), (558, 1506840), (580, 1449684), (620, 1356156), (696, 1208070), (720, 1167801), (744, 1130130), (783, 1073840), (837, 1004560), (866, 970920), (870, 966456), (899, 935280), (930, 904104), (1044, 805380), (1080, 778534), (1116, 753420), (1160, 724842), (1240, 678078), (1299, 647280), (1305, 644304), (1392, 604035), (1395, 602736), (1488, 565065), (1566, 536920), (1674, 502280), (1732, 485460), (1740, 483228), (1798, 467640), (1860, 452052), (2088, 402690), (2160, 389267), (2165, 388368), (2232, 376710), (2320, 362421), (2480, 339039), (2598, 323640), (2610, 322152), (2697, 311760), (2790, 301368), (3132, 268460), (3348, 251140), (3464, 242730), (3480, 241614), (3596, 233820), (3720, 226026), (3897, 215760), (3915, 214768), (4176, 201345), (4185, 200912), (4330, 194184), (4464, 188355), (4495, 187056), (5196, 161820), (5220, 161076), (5394, 155880), (5580, 150684), (6264, 134230), (6495, 129456), (6696, 125570), (6928, 121365), (6960, 120807), (7192, 116910), (7440, 113013), (7794, 107880), (7830, 107384), (8091, 103920), (8370, 100456), (8660, 97092), (8990, 93528), (10392, 80910), (10440, 80538), (10788, 77940), (11160, 75342), (11691, 71920), (12528, 67115), (12557, 66960), (12990, 64728), (13392, 62785), (13423, 62640), (13485, 62352), (14384, 58455), (15588, 53940), (15660, 53692), (16182, 51960), (16740, 50228), (17320, 48546), (17980, 46764), (19485, 43152), (20784, 40455), (20880, 40269), (21576, 38970), (22320, 37671), (23382, 35960), (24273, 34640), (25114, 33480), (25980, 32364), (26846, 31320), (26970, 31176)]