212866920

素因数分解:

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

素因数の和:825

約数の個数: 256

約数和(自身を含む): 833932800

約数和(自身を除く): 621065880

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, 84, 90, 105, 108, 111, 120, 126, 135, 140, 148, 168, 180, 185, 189, 210, 216, 222, 252, 259, 270, 280, 296, 315, 333, 360, 370, 378, 420, 444, 504, 518, 540, 555, 630, 666, 740, 756, 761, 777, 840, 888, 945, 999, 1036, 1080, 1110, 1260, 1295, 1332, 1480, 1512, 1522, 1554, 1665, 1890, 1998, 2072, 2220, 2283, 2331, 2520, 2590, 2664, 3044, 3108, 3330, 3780, 3805, 3885, 3996, 4440, 4566, 4662, 4995, 5180, 5327, 6088, 6216, 6660, 6849, 6993, 7560, 7610, 7770, 7992, 9132, 9324, 9990, 10360, 10654, 11415, 11655, 13320, 13698, 13986, 15220, 15540, 15981, 18264, 18648, 19980, 20547, 21308, 22830, 23310, 26635, 27396, 27972, 28157, 30440, 31080, 31962, 34245, 34965, 39960, 41094, 42616, 45660, 46620, 47943, 53270, 54792, 55944, 56314, 63924, 68490, 69930, 79905, 82188, 84471, 91320, 93240, 95886, 102735, 106540, 112628, 127848, 136980, 139860, 140785, 143829, 159810, 164376, 168942, 191772, 197099, 205470, 213080, 225256, 239715, 253413, 273960, 279720, 281570, 287658, 319620, 337884, 383544, 394198, 410940, 422355, 479430, 506826, 563140, 575316, 591297, 639240, 675768, 719145, 760239, 788396, 821880, 844710, 958860, 985495, 1013652, 1126280, 1150632, 1182594, 1267065, 1438290, 1520478, 1576792, 1689420, 1773891, 1917720, 1970990, 2027304, 2365188, 2534130, 2876580, 2956485, 3040956, 3378840, 3547782, 3801195, 3941980, 4730376, 5068260, 5321673, 5753160, 5912970, 6081912, 7095564, 7602390, 7883960, 8869455, 10136520, 10643346, 11825940, 14191128, 15204780, 17738910, 21286692, 23651880, 26608365, 30409560, 35477820, 42573384, 53216730, 70955640, 106433460, 212866920]

約数ペア:

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