638600760

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:828

約数の個数: 320

約数和(自身を含む): 2522646720

約数和(自身を除く): 1884045960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 54, 56, 60, 63, 70, 72, 74, 81, 84, 90, 105, 108, 111, 120, 126, 135, 140, 148, 162, 168, 180, 185, 189, 210, 216, 222, 252, 259, 270, 280, 296, 315, 324, 333, 360, 370, 378, 405, 420, 444, 504, 518, 540, 555, 567, 630, 648, 666, 740, 756, 761, 777, 810, 840, 888, 945, 999, 1036, 1080, 1110, 1134, 1260, 1295, 1332, 1480, 1512, 1522, 1554, 1620, 1665, 1890, 1998, 2072, 2220, 2268, 2283, 2331, 2520, 2590, 2664, 2835, 2997, 3044, 3108, 3240, 3330, 3780, 3805, 3885, 3996, 4440, 4536, 4566, 4662, 4995, 5180, 5327, 5670, 5994, 6088, 6216, 6660, 6849, 6993, 7560, 7610, 7770, 7992, 9132, 9324, 9990, 10360, 10654, 11340, 11415, 11655, 11988, 13320, 13698, 13986, 14985, 15220, 15540, 15981, 18264, 18648, 19980, 20547, 20979, 21308, 22680, 22830, 23310, 23976, 26635, 27396, 27972, 28157, 29970, 30440, 31080, 31962, 34245, 34965, 39960, 41094, 41958, 42616, 45660, 46620, 47943, 53270, 54792, 55944, 56314, 59940, 61641, 63924, 68490, 69930, 79905, 82188, 83916, 84471, 91320, 93240, 95886, 102735, 104895, 106540, 112628, 119880, 123282, 127848, 136980, 139860, 140785, 143829, 159810, 164376, 167832, 168942, 191772, 197099, 205470, 209790, 213080, 225256, 239715, 246564, 253413, 273960, 279720, 281570, 287658, 308205, 319620, 337884, 383544, 394198, 410940, 419580, 422355, 431487, 479430, 493128, 506826, 563140, 575316, 591297, 616410, 639240, 675768, 719145, 760239, 788396, 821880, 839160, 844710, 862974, 958860, 985495, 1013652, 1126280, 1150632, 1182594, 1232820, 1267065, 1438290, 1520478, 1576792, 1689420, 1725948, 1773891, 1917720, 1970990, 2027304, 2157435, 2280717, 2365188, 2465640, 2534130, 2876580, 2956485, 3040956, 3378840, 3451896, 3547782, 3801195, 3941980, 4314870, 4561434, 4730376, 5068260, 5321673, 5753160, 5912970, 6081912, 7095564, 7602390, 7883960, 8629740, 8869455, 9122868, 10136520, 10643346, 11403585, 11825940, 14191128, 15204780, 15965019, 17259480, 17738910, 18245736, 21286692, 22807170, 23651880, 26608365, 30409560, 31930038, 35477820, 42573384, 45614340, 53216730, 63860076, 70955640, 79825095, 91228680, 106433460, 127720152, 159650190, 212866920, 319300380, 638600760]

約数ペア:

[(1, 638600760), (2, 319300380), (3, 212866920), (4, 159650190), (5, 127720152), (6, 106433460), (7, 91228680), (8, 79825095), (9, 70955640), (10, 63860076), (12, 53216730), (14, 45614340), (15, 42573384), (18, 35477820), (20, 31930038), (21, 30409560), (24, 26608365), (27, 23651880), (28, 22807170), (30, 21286692), (35, 18245736), (36, 17738910), (37, 17259480), (40, 15965019), (42, 15204780), (45, 14191128), (54, 11825940), (56, 11403585), (60, 10643346), (63, 10136520), (70, 9122868), (72, 8869455), (74, 8629740), (81, 7883960), (84, 7602390), (90, 7095564), (105, 6081912), (108, 5912970), (111, 5753160), (120, 5321673), (126, 5068260), (135, 4730376), (140, 4561434), (148, 4314870), (162, 3941980), (168, 3801195), (180, 3547782), (185, 3451896), (189, 3378840), (210, 3040956), (216, 2956485), (222, 2876580), (252, 2534130), (259, 2465640), (270, 2365188), (280, 2280717), (296, 2157435), (315, 2027304), (324, 1970990), (333, 1917720), (360, 1773891), (370, 1725948), (378, 1689420), (405, 1576792), (420, 1520478), (444, 1438290), (504, 1267065), (518, 1232820), (540, 1182594), (555, 1150632), (567, 1126280), (630, 1013652), (648, 985495), (666, 958860), (740, 862974), (756, 844710), (761, 839160), (777, 821880), (810, 788396), (840, 760239), (888, 719145), (945, 675768), (999, 639240), (1036, 616410), (1080, 591297), (1110, 575316), (1134, 563140), (1260, 506826), (1295, 493128), (1332, 479430), (1480, 431487), (1512, 422355), (1522, 419580), (1554, 410940), (1620, 394198), (1665, 383544), (1890, 337884), (1998, 319620), (2072, 308205), (2220, 287658), (2268, 281570), (2283, 279720), (2331, 273960), (2520, 253413), (2590, 246564), (2664, 239715), (2835, 225256), (2997, 213080), (3044, 209790), (3108, 205470), (3240, 197099), (3330, 191772), (3780, 168942), (3805, 167832), (3885, 164376), (3996, 159810), (4440, 143829), (4536, 140785), (4566, 139860), (4662, 136980), (4995, 127848), (5180, 123282), (5327, 119880), (5670, 112628), (5994, 106540), (6088, 104895), (6216, 102735), (6660, 95886), (6849, 93240), (6993, 91320), (7560, 84471), (7610, 83916), (7770, 82188), (7992, 79905), (9132, 69930), (9324, 68490), (9990, 63924), (10360, 61641), (10654, 59940), (11340, 56314), (11415, 55944), (11655, 54792), (11988, 53270), (13320, 47943), (13698, 46620), (13986, 45660), (14985, 42616), (15220, 41958), (15540, 41094), (15981, 39960), (18264, 34965), (18648, 34245), (19980, 31962), (20547, 31080), (20979, 30440), (21308, 29970), (22680, 28157), (22830, 27972), (23310, 27396), (23976, 26635)]