8123487120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{26423}}^1$

素因数の和:26510

約数の個数: 240

約数和(自身を含む): 31691043072

約数和(自身を除く): 23567555952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 112, 120, 122, 126, 140, 144, 168, 180, 183, 210, 240, 244, 252, 280, 305, 315, 336, 360, 366, 420, 427, 488, 504, 549, 560, 610, 630, 720, 732, 840, 854, 915, 976, 1008, 1098, 1220, 1260, 1281, 1464, 1680, 1708, 1830, 2135, 2196, 2440, 2520, 2562, 2745, 2928, 3416, 3660, 3843, 4270, 4392, 4880, 5040, 5124, 5490, 6405, 6832, 7320, 7686, 8540, 8784, 10248, 10980, 12810, 14640, 15372, 17080, 19215, 20496, 21960, 25620, 26423, 30744, 34160, 38430, 43920, 51240, 52846, 61488, 76860, 79269, 102480, 105692, 132115, 153720, 158538, 184961, 211384, 237807, 264230, 307440, 317076, 369922, 396345, 422768, 475614, 528460, 554883, 634152, 739844, 792690, 924805, 951228, 1056920, 1109766, 1189035, 1268304, 1479688, 1585380, 1611803, 1664649, 1849610, 1902456, 2113840, 2219532, 2378070, 2774415, 2959376, 3170760, 3223606, 3329298, 3699220, 3804912, 4439064, 4756140, 4835409, 5548830, 6341520, 6447212, 6658596, 7398440, 8059015, 8323245, 8878128, 9512280, 9670818, 11097660, 11282621, 12894424, 13317192, 14506227, 14796880, 16118030, 16646490, 19024560, 19341636, 22195320, 22565242, 24177045, 25788848, 26634384, 29012454, 32236060, 33292980, 33847863, 38683272, 44390640, 45130484, 48354090, 56413105, 58024908, 64472120, 66585960, 67695726, 72531135, 77366544, 90260968, 96708180, 101543589, 112826210, 116049816, 128944240, 133171920, 135391452, 145062270, 169239315, 180521936, 193416360, 203087178, 225652420, 232099632, 270782904, 290124540, 338478630, 386832720, 406174356, 451304840, 507717945, 541565808, 580249080, 676957260, 812348712, 902609680, 1015435890, 1160498160, 1353914520, 1624697424, 2030871780, 2707829040, 4061743560, 8123487120]

約数ペア:

[(1, 8123487120), (2, 4061743560), (3, 2707829040), (4, 2030871780), (5, 1624697424), (6, 1353914520), (7, 1160498160), (8, 1015435890), (9, 902609680), (10, 812348712), (12, 676957260), (14, 580249080), (15, 541565808), (16, 507717945), (18, 451304840), (20, 406174356), (21, 386832720), (24, 338478630), (28, 290124540), (30, 270782904), (35, 232099632), (36, 225652420), (40, 203087178), (42, 193416360), (45, 180521936), (48, 169239315), (56, 145062270), (60, 135391452), (61, 133171920), (63, 128944240), (70, 116049816), (72, 112826210), (80, 101543589), (84, 96708180), (90, 90260968), (105, 77366544), (112, 72531135), (120, 67695726), (122, 66585960), (126, 64472120), (140, 58024908), (144, 56413105), (168, 48354090), (180, 45130484), (183, 44390640), (210, 38683272), (240, 33847863), (244, 33292980), (252, 32236060), (280, 29012454), (305, 26634384), (315, 25788848), (336, 24177045), (360, 22565242), (366, 22195320), (420, 19341636), (427, 19024560), (488, 16646490), (504, 16118030), (549, 14796880), (560, 14506227), (610, 13317192), (630, 12894424), (720, 11282621), (732, 11097660), (840, 9670818), (854, 9512280), (915, 8878128), (976, 8323245), (1008, 8059015), (1098, 7398440), (1220, 6658596), (1260, 6447212), (1281, 6341520), (1464, 5548830), (1680, 4835409), (1708, 4756140), (1830, 4439064), (2135, 3804912), (2196, 3699220), (2440, 3329298), (2520, 3223606), (2562, 3170760), (2745, 2959376), (2928, 2774415), (3416, 2378070), (3660, 2219532), (3843, 2113840), (4270, 1902456), (4392, 1849610), (4880, 1664649), (5040, 1611803), (5124, 1585380), (5490, 1479688), (6405, 1268304), (6832, 1189035), (7320, 1109766), (7686, 1056920), (8540, 951228), (8784, 924805), (10248, 792690), (10980, 739844), (12810, 634152), (14640, 554883), (15372, 528460), (17080, 475614), (19215, 422768), (20496, 396345), (21960, 369922), (25620, 317076), (26423, 307440), (30744, 264230), (34160, 237807), (38430, 211384), (43920, 184961), (51240, 158538), (52846, 153720), (61488, 132115), (76860, 105692), (79269, 102480)]