20615673600

素因数分解:

$2^8\times 3^2\times 5^2\times {\mathrm{71}}^3$

素因数の和:245

約数の個数: 324

約数和(自身を含む): 74758621392

約数和(自身を除く): 54142947792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 71, 72, 75, 80, 90, 96, 100, 120, 128, 142, 144, 150, 160, 180, 192, 200, 213, 225, 240, 256, 284, 288, 300, 320, 355, 360, 384, 400, 426, 450, 480, 568, 576, 600, 639, 640, 710, 720, 768, 800, 852, 900, 960, 1065, 1136, 1152, 1200, 1278, 1280, 1420, 1440, 1600, 1704, 1775, 1800, 1920, 2130, 2272, 2304, 2400, 2556, 2840, 2880, 3195, 3200, 3408, 3550, 3600, 3840, 4260, 4544, 4800, 5041, 5112, 5325, 5680, 5760, 6390, 6400, 6816, 7100, 7200, 8520, 9088, 9600, 10082, 10224, 10650, 11360, 11520, 12780, 13632, 14200, 14400, 15123, 15975, 17040, 18176, 19200, 20164, 20448, 21300, 22720, 25205, 25560, 27264, 28400, 28800, 30246, 31950, 34080, 40328, 40896, 42600, 45369, 45440, 50410, 51120, 54528, 56800, 57600, 60492, 63900, 68160, 75615, 80656, 81792, 85200, 90738, 90880, 100820, 102240, 113600, 120984, 126025, 127800, 136320, 151230, 161312, 163584, 170400, 181476, 201640, 204480, 226845, 227200, 241968, 252050, 255600, 272640, 302460, 322624, 340800, 357911, 362952, 378075, 403280, 408960, 453690, 454400, 483936, 504100, 511200, 604920, 645248, 681600, 715822, 725904, 756150, 806560, 817920, 907380, 967872, 1008200, 1022400, 1073733, 1134225, 1209840, 1290496, 1363200, 1431644, 1451808, 1512300, 1613120, 1789555, 1814760, 1935744, 2016400, 2044800, 2147466, 2268450, 2419680, 2863288, 2903616, 3024600, 3221199, 3226240, 3579110, 3629520, 3871488, 4032800, 4089600, 4294932, 4536900, 4839360, 5368665, 5726576, 5807232, 6049200, 6442398, 6452480, 7158220, 7259040, 8065600, 8589864, 8947775, 9073800, 9678720, 10737330, 11453152, 11614464, 12098400, 12884796, 14316440, 14518080, 16105995, 16131200, 17179728, 17895550, 18147600, 19357440, 21474660, 22906304, 24196800, 25769592, 26843325, 28632880, 29036160, 32211990, 32262400, 34359456, 35791100, 36295200, 42949320, 45812608, 48393600, 51539184, 53686650, 57265760, 58072320, 64423980, 68718912, 71582200, 72590400, 80529975, 85898640, 91625216, 96787200, 103078368, 107373300, 114531520, 128847960, 137437824, 143164400, 145180800, 161059950, 171797280, 206156736, 214746600, 229063040, 257695920, 274875648, 286328800, 290361600, 322119900, 343594560, 412313472, 429493200, 458126080, 515391840, 572657600, 644239800, 687189120, 824626944, 858986400, 1030783680, 1145315200, 1288479600, 1374378240, 1717972800, 2061567360, 2290630400, 2576959200, 3435945600, 4123134720, 5153918400, 6871891200, 10307836800, 20615673600]

約数ペア:

[(1, 20615673600), (2, 10307836800), (3, 6871891200), (4, 5153918400), (5, 4123134720), (6, 3435945600), (8, 2576959200), (9, 2290630400), (10, 2061567360), (12, 1717972800), (15, 1374378240), (16, 1288479600), (18, 1145315200), (20, 1030783680), (24, 858986400), (25, 824626944), (30, 687189120), (32, 644239800), (36, 572657600), (40, 515391840), (45, 458126080), (48, 429493200), (50, 412313472), (60, 343594560), (64, 322119900), (71, 290361600), (72, 286328800), (75, 274875648), (80, 257695920), (90, 229063040), (96, 214746600), (100, 206156736), (120, 171797280), (128, 161059950), (142, 145180800), (144, 143164400), (150, 137437824), (160, 128847960), (180, 114531520), (192, 107373300), (200, 103078368), (213, 96787200), (225, 91625216), (240, 85898640), (256, 80529975), (284, 72590400), (288, 71582200), (300, 68718912), (320, 64423980), (355, 58072320), (360, 57265760), (384, 53686650), (400, 51539184), (426, 48393600), (450, 45812608), (480, 42949320), (568, 36295200), (576, 35791100), (600, 34359456), (639, 32262400), (640, 32211990), (710, 29036160), (720, 28632880), (768, 26843325), (800, 25769592), (852, 24196800), (900, 22906304), (960, 21474660), (1065, 19357440), (1136, 18147600), (1152, 17895550), (1200, 17179728), (1278, 16131200), (1280, 16105995), (1420, 14518080), (1440, 14316440), (1600, 12884796), (1704, 12098400), (1775, 11614464), (1800, 11453152), (1920, 10737330), (2130, 9678720), (2272, 9073800), (2304, 8947775), (2400, 8589864), (2556, 8065600), (2840, 7259040), (2880, 7158220), (3195, 6452480), (3200, 6442398), (3408, 6049200), (3550, 5807232), (3600, 5726576), (3840, 5368665), (4260, 4839360), (4544, 4536900), (4800, 4294932), (5041, 4089600), (5112, 4032800), (5325, 3871488), (5680, 3629520), (5760, 3579110), (6390, 3226240), (6400, 3221199), (6816, 3024600), (7100, 2903616), (7200, 2863288), (8520, 2419680), (9088, 2268450), (9600, 2147466), (10082, 2044800), (10224, 2016400), (10650, 1935744), (11360, 1814760), (11520, 1789555), (12780, 1613120), (13632, 1512300), (14200, 1451808), (14400, 1431644), (15123, 1363200), (15975, 1290496), (17040, 1209840), (18176, 1134225), (19200, 1073733), (20164, 1022400), (20448, 1008200), (21300, 967872), (22720, 907380), (25205, 817920), (25560, 806560), (27264, 756150), (28400, 725904), (28800, 715822), (30246, 681600), (31950, 645248), (34080, 604920), (40328, 511200), (40896, 504100), (42600, 483936), (45369, 454400), (45440, 453690), (50410, 408960), (51120, 403280), (54528, 378075), (56800, 362952), (57600, 357911), (60492, 340800), (63900, 322624), (68160, 302460), (75615, 272640), (80656, 255600), (81792, 252050), (85200, 241968), (90738, 227200), (90880, 226845), (100820, 204480), (102240, 201640), (113600, 181476), (120984, 170400), (126025, 163584), (127800, 161312), (136320, 151230)]