20154877680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{5077}}^1$

素因数の和:5256

約数の個数: 320

約数和(自身を含む): 76165125120

約数和(自身を除く): 56010247440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 139, 140, 168, 170, 204, 210, 238, 240, 255, 272, 278, 280, 336, 340, 357, 408, 417, 420, 476, 510, 556, 560, 595, 680, 695, 714, 816, 834, 840, 952, 973, 1020, 1112, 1190, 1360, 1390, 1428, 1668, 1680, 1785, 1904, 1946, 2040, 2085, 2224, 2363, 2380, 2780, 2856, 2919, 3336, 3570, 3892, 4080, 4170, 4726, 4760, 4865, 5077, 5560, 5712, 5838, 6672, 7089, 7140, 7784, 8340, 9452, 9520, 9730, 10154, 11120, 11676, 11815, 14178, 14280, 14595, 15231, 15568, 16541, 16680, 18904, 19460, 20308, 23352, 23630, 25385, 28356, 28560, 29190, 30462, 33082, 33360, 35445, 35539, 37808, 38920, 40616, 46704, 47260, 49623, 50770, 56712, 58380, 60924, 66164, 70890, 71078, 76155, 77840, 81232, 82705, 86309, 94520, 99246, 101540, 106617, 113424, 116760, 121848, 132328, 141780, 142156, 152310, 165410, 172618, 177695, 189040, 198492, 203080, 213234, 233520, 243696, 248115, 258927, 264656, 283560, 284312, 304620, 330820, 345236, 355390, 396984, 406160, 426468, 431545, 496230, 517854, 533085, 567120, 568624, 604163, 609240, 661640, 690472, 705703, 710780, 793968, 852936, 863090, 992460, 1035708, 1066170, 1208326, 1218480, 1294635, 1323280, 1380944, 1411406, 1421560, 1705872, 1726180, 1812489, 1984920, 2071416, 2117109, 2132340, 2416652, 2589270, 2822812, 2843120, 3020815, 3452360, 3528515, 3624978, 3969840, 4142832, 4234218, 4264680, 4833304, 4939921, 5178540, 5645624, 6041630, 6904720, 7057030, 7249956, 8468436, 8529360, 9062445, 9666608, 9879842, 10357080, 10585545, 11291248, 11996951, 12083260, 14114060, 14499912, 14819763, 16936872, 18124890, 19759684, 20714160, 21171090, 23993902, 24166520, 24699605, 28228120, 28999824, 29639526, 33873744, 35990853, 36249780, 39519368, 42342180, 47987804, 48333040, 49399210, 56456240, 59279052, 59984755, 71981706, 72499560, 74098815, 79038736, 83978657, 84684360, 95975608, 98798420, 118558104, 119969510, 143963412, 144999120, 148197630, 167957314, 169368720, 179954265, 191951216, 197596840, 237116208, 239939020, 251935971, 287926824, 296395260, 335914628, 359908530, 395193680, 419893285, 479878040, 503871942, 575853648, 592790520, 671829256, 719817060, 839786570, 959756080, 1007743884, 1185581040, 1259679855, 1343658512, 1439634120, 1679573140, 2015487768, 2519359710, 2879268240, 3359146280, 4030975536, 5038719420, 6718292560, 10077438840, 20154877680]

約数ペア:

[(1, 20154877680), (2, 10077438840), (3, 6718292560), (4, 5038719420), (5, 4030975536), (6, 3359146280), (7, 2879268240), (8, 2519359710), (10, 2015487768), (12, 1679573140), (14, 1439634120), (15, 1343658512), (16, 1259679855), (17, 1185581040), (20, 1007743884), (21, 959756080), (24, 839786570), (28, 719817060), (30, 671829256), (34, 592790520), (35, 575853648), (40, 503871942), (42, 479878040), (48, 419893285), (51, 395193680), (56, 359908530), (60, 335914628), (68, 296395260), (70, 287926824), (80, 251935971), (84, 239939020), (85, 237116208), (102, 197596840), (105, 191951216), (112, 179954265), (119, 169368720), (120, 167957314), (136, 148197630), (139, 144999120), (140, 143963412), (168, 119969510), (170, 118558104), (204, 98798420), (210, 95975608), (238, 84684360), (240, 83978657), (255, 79038736), (272, 74098815), (278, 72499560), (280, 71981706), (336, 59984755), (340, 59279052), (357, 56456240), (408, 49399210), (417, 48333040), (420, 47987804), (476, 42342180), (510, 39519368), (556, 36249780), (560, 35990853), (595, 33873744), (680, 29639526), (695, 28999824), (714, 28228120), (816, 24699605), (834, 24166520), (840, 23993902), (952, 21171090), (973, 20714160), (1020, 19759684), (1112, 18124890), (1190, 16936872), (1360, 14819763), (1390, 14499912), (1428, 14114060), (1668, 12083260), (1680, 11996951), (1785, 11291248), (1904, 10585545), (1946, 10357080), (2040, 9879842), (2085, 9666608), (2224, 9062445), (2363, 8529360), (2380, 8468436), (2780, 7249956), (2856, 7057030), (2919, 6904720), (3336, 6041630), (3570, 5645624), (3892, 5178540), (4080, 4939921), (4170, 4833304), (4726, 4264680), (4760, 4234218), (4865, 4142832), (5077, 3969840), (5560, 3624978), (5712, 3528515), (5838, 3452360), (6672, 3020815), (7089, 2843120), (7140, 2822812), (7784, 2589270), (8340, 2416652), (9452, 2132340), (9520, 2117109), (9730, 2071416), (10154, 1984920), (11120, 1812489), (11676, 1726180), (11815, 1705872), (14178, 1421560), (14280, 1411406), (14595, 1380944), (15231, 1323280), (15568, 1294635), (16541, 1218480), (16680, 1208326), (18904, 1066170), (19460, 1035708), (20308, 992460), (23352, 863090), (23630, 852936), (25385, 793968), (28356, 710780), (28560, 705703), (29190, 690472), (30462, 661640), (33082, 609240), (33360, 604163), (35445, 568624), (35539, 567120), (37808, 533085), (38920, 517854), (40616, 496230), (46704, 431545), (47260, 426468), (49623, 406160), (50770, 396984), (56712, 355390), (58380, 345236), (60924, 330820), (66164, 304620), (70890, 284312), (71078, 283560), (76155, 264656), (77840, 258927), (81232, 248115), (82705, 243696), (86309, 233520), (94520, 213234), (99246, 203080), (101540, 198492), (106617, 189040), (113424, 177695), (116760, 172618), (121848, 165410), (132328, 152310), (141780, 142156)]