395783820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 288

約数和(自身を含む): 1338494976

約数和(自身を除く): 942711156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 37, 45, 54, 60, 62, 71, 74, 81, 90, 93, 108, 111, 124, 135, 142, 148, 155, 162, 180, 185, 186, 213, 222, 243, 270, 279, 284, 310, 324, 333, 355, 370, 372, 405, 426, 444, 465, 486, 540, 555, 558, 620, 639, 666, 710, 740, 810, 837, 852, 930, 972, 999, 1065, 1110, 1116, 1147, 1215, 1278, 1332, 1395, 1420, 1620, 1665, 1674, 1860, 1917, 1998, 2130, 2201, 2220, 2294, 2430, 2511, 2556, 2627, 2790, 2997, 3195, 3330, 3348, 3441, 3834, 3996, 4185, 4260, 4402, 4588, 4860, 4995, 5022, 5254, 5580, 5735, 5751, 5994, 6390, 6603, 6660, 6882, 7533, 7668, 7881, 8370, 8804, 8991, 9585, 9990, 10044, 10323, 10508, 11005, 11470, 11502, 11988, 12555, 12780, 13135, 13206, 13764, 14985, 15066, 15762, 16740, 17205, 17253, 17982, 19170, 19809, 19980, 20646, 22010, 22940, 23004, 23643, 25110, 26270, 26412, 28755, 29970, 30132, 30969, 31524, 33015, 34410, 34506, 35964, 37665, 38340, 39405, 39618, 41292, 44020, 44955, 47286, 50220, 51615, 52540, 57510, 59427, 59940, 61938, 66030, 68820, 69012, 70929, 75330, 78810, 79236, 81437, 86265, 89910, 92907, 94572, 99045, 103230, 115020, 118215, 118854, 123876, 132060, 141858, 150660, 154845, 157620, 162874, 172530, 178281, 179820, 185814, 198090, 206460, 212787, 236430, 237708, 244311, 278721, 283716, 297135, 309690, 325748, 345060, 354645, 356562, 371628, 396180, 407185, 425574, 464535, 472860, 488622, 534843, 557442, 594270, 619380, 638361, 709290, 713124, 732933, 814370, 851148, 891405, 929070, 977244, 1063935, 1069686, 1114884, 1188540, 1221555, 1276722, 1393605, 1418580, 1465866, 1628740, 1782810, 1858140, 2127870, 2139372, 2198799, 2443110, 2553444, 2674215, 2787210, 2931732, 3191805, 3565620, 3664665, 4255740, 4397598, 4886220, 5348430, 5574420, 6383610, 6596397, 7329330, 8795196, 10696860, 10993995, 12767220, 13192794, 14658660, 19789191, 21987990, 26385588, 32981985, 39578382, 43975980, 65963970, 79156764, 98945955, 131927940, 197891910, 395783820]

約数ペア:

[(1, 395783820), (2, 197891910), (3, 131927940), (4, 98945955), (5, 79156764), (6, 65963970), (9, 43975980), (10, 39578382), (12, 32981985), (15, 26385588), (18, 21987990), (20, 19789191), (27, 14658660), (30, 13192794), (31, 12767220), (36, 10993995), (37, 10696860), (45, 8795196), (54, 7329330), (60, 6596397), (62, 6383610), (71, 5574420), (74, 5348430), (81, 4886220), (90, 4397598), (93, 4255740), (108, 3664665), (111, 3565620), (124, 3191805), (135, 2931732), (142, 2787210), (148, 2674215), (155, 2553444), (162, 2443110), (180, 2198799), (185, 2139372), (186, 2127870), (213, 1858140), (222, 1782810), (243, 1628740), (270, 1465866), (279, 1418580), (284, 1393605), (310, 1276722), (324, 1221555), (333, 1188540), (355, 1114884), (370, 1069686), (372, 1063935), (405, 977244), (426, 929070), (444, 891405), (465, 851148), (486, 814370), (540, 732933), (555, 713124), (558, 709290), (620, 638361), (639, 619380), (666, 594270), (710, 557442), (740, 534843), (810, 488622), (837, 472860), (852, 464535), (930, 425574), (972, 407185), (999, 396180), (1065, 371628), (1110, 356562), (1116, 354645), (1147, 345060), (1215, 325748), (1278, 309690), (1332, 297135), (1395, 283716), (1420, 278721), (1620, 244311), (1665, 237708), (1674, 236430), (1860, 212787), (1917, 206460), (1998, 198090), (2130, 185814), (2201, 179820), (2220, 178281), (2294, 172530), (2430, 162874), (2511, 157620), (2556, 154845), (2627, 150660), (2790, 141858), (2997, 132060), (3195, 123876), (3330, 118854), (3348, 118215), (3441, 115020), (3834, 103230), (3996, 99045), (4185, 94572), (4260, 92907), (4402, 89910), (4588, 86265), (4860, 81437), (4995, 79236), (5022, 78810), (5254, 75330), (5580, 70929), (5735, 69012), (5751, 68820), (5994, 66030), (6390, 61938), (6603, 59940), (6660, 59427), (6882, 57510), (7533, 52540), (7668, 51615), (7881, 50220), (8370, 47286), (8804, 44955), (8991, 44020), (9585, 41292), (9990, 39618), (10044, 39405), (10323, 38340), (10508, 37665), (11005, 35964), (11470, 34506), (11502, 34410), (11988, 33015), (12555, 31524), (12780, 30969), (13135, 30132), (13206, 29970), (13764, 28755), (14985, 26412), (15066, 26270), (15762, 25110), (16740, 23643), (17205, 23004), (17253, 22940), (17982, 22010), (19170, 20646), (19809, 19980)]