257829480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 320

約数和(自身を含む): 953441280

約数和(自身を除く): 695611800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 31, 34, 36, 40, 45, 51, 54, 60, 62, 68, 72, 81, 85, 90, 93, 102, 108, 120, 124, 135, 136, 151, 153, 155, 162, 170, 180, 186, 204, 216, 248, 255, 270, 279, 302, 306, 310, 324, 340, 360, 372, 405, 408, 453, 459, 465, 510, 527, 540, 558, 604, 612, 620, 648, 680, 744, 755, 765, 810, 837, 906, 918, 930, 1020, 1054, 1080, 1116, 1208, 1224, 1240, 1359, 1377, 1395, 1510, 1530, 1581, 1620, 1674, 1812, 1836, 1860, 2040, 2108, 2232, 2265, 2295, 2511, 2567, 2635, 2718, 2754, 2790, 3020, 3060, 3162, 3240, 3348, 3624, 3672, 3720, 4077, 4185, 4216, 4530, 4590, 4681, 4743, 5022, 5134, 5270, 5436, 5508, 5580, 6040, 6120, 6324, 6696, 6795, 6885, 7701, 7905, 8154, 8370, 9060, 9180, 9362, 9486, 10044, 10268, 10540, 10872, 11016, 11160, 12231, 12555, 12648, 12835, 13590, 13770, 14043, 14229, 15402, 15810, 16308, 16740, 18120, 18360, 18724, 18972, 20088, 20385, 20536, 21080, 23103, 23405, 23715, 24462, 25110, 25670, 27180, 27540, 28086, 28458, 30804, 31620, 32616, 33480, 37448, 37944, 38505, 40770, 42129, 42687, 46206, 46810, 47430, 48924, 50220, 51340, 54360, 55080, 56172, 56916, 61155, 61608, 63240, 69309, 70215, 71145, 77010, 79577, 81540, 84258, 85374, 92412, 93620, 94860, 97848, 100440, 102680, 112344, 113832, 115515, 122310, 126387, 138618, 140430, 142290, 154020, 159154, 163080, 168516, 170748, 184824, 187240, 189720, 207927, 210645, 213435, 231030, 238731, 244620, 252774, 277236, 280860, 284580, 308040, 318308, 337032, 341496, 346545, 379161, 397885, 415854, 421290, 426870, 462060, 477462, 489240, 505548, 554472, 561720, 569160, 631935, 636616, 693090, 716193, 758322, 795770, 831708, 842580, 853740, 924120, 954924, 1011096, 1039635, 1193655, 1263870, 1386180, 1432386, 1516644, 1591540, 1663416, 1685160, 1707480, 1895805, 1909848, 2079270, 2148579, 2387310, 2527740, 2772360, 2864772, 3033288, 3183080, 3580965, 3791610, 4158540, 4297158, 4774620, 5055480, 5729544, 6445737, 7161930, 7583220, 8317080, 8594316, 9549240, 10742895, 12891474, 14323860, 15166440, 17188632, 21485790, 25782948, 28647720, 32228685, 42971580, 51565896, 64457370, 85943160, 128914740, 257829480]

約数ペア:

[(1, 257829480), (2, 128914740), (3, 85943160), (4, 64457370), (5, 51565896), (6, 42971580), (8, 32228685), (9, 28647720), (10, 25782948), (12, 21485790), (15, 17188632), (17, 15166440), (18, 14323860), (20, 12891474), (24, 10742895), (27, 9549240), (30, 8594316), (31, 8317080), (34, 7583220), (36, 7161930), (40, 6445737), (45, 5729544), (51, 5055480), (54, 4774620), (60, 4297158), (62, 4158540), (68, 3791610), (72, 3580965), (81, 3183080), (85, 3033288), (90, 2864772), (93, 2772360), (102, 2527740), (108, 2387310), (120, 2148579), (124, 2079270), (135, 1909848), (136, 1895805), (151, 1707480), (153, 1685160), (155, 1663416), (162, 1591540), (170, 1516644), (180, 1432386), (186, 1386180), (204, 1263870), (216, 1193655), (248, 1039635), (255, 1011096), (270, 954924), (279, 924120), (302, 853740), (306, 842580), (310, 831708), (324, 795770), (340, 758322), (360, 716193), (372, 693090), (405, 636616), (408, 631935), (453, 569160), (459, 561720), (465, 554472), (510, 505548), (527, 489240), (540, 477462), (558, 462060), (604, 426870), (612, 421290), (620, 415854), (648, 397885), (680, 379161), (744, 346545), (755, 341496), (765, 337032), (810, 318308), (837, 308040), (906, 284580), (918, 280860), (930, 277236), (1020, 252774), (1054, 244620), (1080, 238731), (1116, 231030), (1208, 213435), (1224, 210645), (1240, 207927), (1359, 189720), (1377, 187240), (1395, 184824), (1510, 170748), (1530, 168516), (1581, 163080), (1620, 159154), (1674, 154020), (1812, 142290), (1836, 140430), (1860, 138618), (2040, 126387), (2108, 122310), (2232, 115515), (2265, 113832), (2295, 112344), (2511, 102680), (2567, 100440), (2635, 97848), (2718, 94860), (2754, 93620), (2790, 92412), (3020, 85374), (3060, 84258), (3162, 81540), (3240, 79577), (3348, 77010), (3624, 71145), (3672, 70215), (3720, 69309), (4077, 63240), (4185, 61608), (4216, 61155), (4530, 56916), (4590, 56172), (4681, 55080), (4743, 54360), (5022, 51340), (5134, 50220), (5270, 48924), (5436, 47430), (5508, 46810), (5580, 46206), (6040, 42687), (6120, 42129), (6324, 40770), (6696, 38505), (6795, 37944), (6885, 37448), (7701, 33480), (7905, 32616), (8154, 31620), (8370, 30804), (9060, 28458), (9180, 28086), (9362, 27540), (9486, 27180), (10044, 25670), (10268, 25110), (10540, 24462), (10872, 23715), (11016, 23405), (11160, 23103), (12231, 21080), (12555, 20536), (12648, 20385), (12835, 20088), (13590, 18972), (13770, 18724), (14043, 18360), (14229, 18120), (15402, 16740), (15810, 16308)]