21491571840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:468

約数の個数: 384

約数和(自身を含む): 73253315520

約数和(自身を除く): 51761743680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 101, 114, 120, 128, 152, 160, 190, 192, 202, 228, 240, 285, 303, 304, 307, 320, 361, 380, 384, 404, 456, 480, 505, 570, 606, 608, 614, 640, 722, 760, 808, 912, 921, 960, 1010, 1083, 1140, 1212, 1216, 1228, 1444, 1515, 1520, 1535, 1616, 1805, 1824, 1842, 1919, 1920, 2020, 2166, 2280, 2424, 2432, 2456, 2888, 3030, 3040, 3070, 3232, 3610, 3648, 3684, 3838, 4040, 4332, 4560, 4605, 4848, 4912, 5415, 5757, 5776, 5833, 6060, 6080, 6140, 6464, 7220, 7296, 7368, 7676, 8080, 8664, 9120, 9210, 9595, 9696, 9824, 10830, 11514, 11552, 11666, 12120, 12160, 12280, 12928, 14440, 14736, 15352, 16160, 17328, 17499, 18240, 18420, 19190, 19392, 19648, 21660, 23028, 23104, 23332, 24240, 24560, 28785, 28880, 29165, 29472, 30704, 31007, 32320, 34656, 34998, 36461, 36480, 36840, 38380, 38784, 39296, 43320, 46056, 46208, 46664, 48480, 49120, 57570, 57760, 58330, 58944, 61408, 62014, 64640, 69312, 69996, 72922, 73680, 76760, 86640, 87495, 92112, 93021, 93328, 96960, 98240, 109383, 110827, 115140, 115520, 116660, 117888, 122816, 124028, 138624, 139992, 145844, 147360, 153520, 155035, 173280, 174990, 182305, 184224, 186042, 186656, 193920, 196480, 218766, 221654, 230280, 231040, 233320, 245632, 248056, 279984, 291688, 294720, 307040, 310070, 332481, 346560, 349980, 364610, 368448, 372084, 373312, 437532, 443308, 460560, 465105, 466640, 496112, 546915, 554135, 559968, 583376, 589133, 589440, 614080, 620140, 664962, 693120, 699960, 729220, 736896, 744168, 746624, 875064, 886616, 921120, 930210, 933280, 992224, 1093830, 1108270, 1119936, 1166752, 1178266, 1228160, 1240280, 1329924, 1399920, 1458440, 1488336, 1662405, 1750128, 1767399, 1773232, 1842240, 1860420, 1866560, 1984448, 2187660, 2216540, 2239872, 2333504, 2356532, 2480560, 2659848, 2799840, 2916880, 2945665, 2976672, 3324810, 3500256, 3534798, 3546464, 3684480, 3720840, 3733120, 3968896, 4375320, 4433080, 4667008, 4713064, 4961120, 5319696, 5599680, 5833760, 5891330, 5953344, 6649620, 7000512, 7069596, 7092928, 7441680, 8750640, 8836995, 8866160, 9426128, 9922240, 10639392, 11193527, 11199360, 11667520, 11782660, 11906688, 13299240, 14001024, 14139192, 14185856, 14883360, 17501280, 17673990, 17732320, 18852256, 19844480, 21278784, 22387054, 23335040, 23565320, 26598480, 28278384, 29766720, 33580581, 35002560, 35347980, 35464640, 37704512, 42557568, 44774108, 47130640, 53196960, 55967635, 56556768, 59533440, 67161162, 70005120, 70695960, 70929280, 75409024, 89548216, 94261280, 106393920, 111935270, 113113536, 134322324, 141391920, 167902905, 179096432, 188522560, 212787840, 223870540, 226227072, 268644648, 282783840, 335805810, 358192864, 377045120, 447741080, 537289296, 565567680, 671611620, 716385728, 895482160, 1074578592, 1131135360, 1343223240, 1432771456, 1790964320, 2149157184, 2686446480, 3581928640, 4298314368, 5372892960, 7163857280, 10745785920, 21491571840]

約数ペア:

[(1, 21491571840), (2, 10745785920), (3, 7163857280), (4, 5372892960), (5, 4298314368), (6, 3581928640), (8, 2686446480), (10, 2149157184), (12, 1790964320), (15, 1432771456), (16, 1343223240), (19, 1131135360), (20, 1074578592), (24, 895482160), (30, 716385728), (32, 671611620), (38, 565567680), (40, 537289296), (48, 447741080), (57, 377045120), (60, 358192864), (64, 335805810), (76, 282783840), (80, 268644648), (95, 226227072), (96, 223870540), (101, 212787840), (114, 188522560), (120, 179096432), (128, 167902905), (152, 141391920), (160, 134322324), (190, 113113536), (192, 111935270), (202, 106393920), (228, 94261280), (240, 89548216), (285, 75409024), (303, 70929280), (304, 70695960), (307, 70005120), (320, 67161162), (361, 59533440), (380, 56556768), (384, 55967635), (404, 53196960), (456, 47130640), (480, 44774108), (505, 42557568), (570, 37704512), (606, 35464640), (608, 35347980), (614, 35002560), (640, 33580581), (722, 29766720), (760, 28278384), (808, 26598480), (912, 23565320), (921, 23335040), (960, 22387054), (1010, 21278784), (1083, 19844480), (1140, 18852256), (1212, 17732320), (1216, 17673990), (1228, 17501280), (1444, 14883360), (1515, 14185856), (1520, 14139192), (1535, 14001024), (1616, 13299240), (1805, 11906688), (1824, 11782660), (1842, 11667520), (1919, 11199360), (1920, 11193527), (2020, 10639392), (2166, 9922240), (2280, 9426128), (2424, 8866160), (2432, 8836995), (2456, 8750640), (2888, 7441680), (3030, 7092928), (3040, 7069596), (3070, 7000512), (3232, 6649620), (3610, 5953344), (3648, 5891330), (3684, 5833760), (3838, 5599680), (4040, 5319696), (4332, 4961120), (4560, 4713064), (4605, 4667008), (4848, 4433080), (4912, 4375320), (5415, 3968896), (5757, 3733120), (5776, 3720840), (5833, 3684480), (6060, 3546464), (6080, 3534798), (6140, 3500256), (6464, 3324810), (7220, 2976672), (7296, 2945665), (7368, 2916880), (7676, 2799840), (8080, 2659848), (8664, 2480560), (9120, 2356532), (9210, 2333504), (9595, 2239872), (9696, 2216540), (9824, 2187660), (10830, 1984448), (11514, 1866560), (11552, 1860420), (11666, 1842240), (12120, 1773232), (12160, 1767399), (12280, 1750128), (12928, 1662405), (14440, 1488336), (14736, 1458440), (15352, 1399920), (16160, 1329924), (17328, 1240280), (17499, 1228160), (18240, 1178266), (18420, 1166752), (19190, 1119936), (19392, 1108270), (19648, 1093830), (21660, 992224), (23028, 933280), (23104, 930210), (23332, 921120), (24240, 886616), (24560, 875064), (28785, 746624), (28880, 744168), (29165, 736896), (29472, 729220), (30704, 699960), (31007, 693120), (32320, 664962), (34656, 620140), (34998, 614080), (36461, 589440), (36480, 589133), (36840, 583376), (38380, 559968), (38784, 554135), (39296, 546915), (43320, 496112), (46056, 466640), (46208, 465105), (46664, 460560), (48480, 443308), (49120, 437532), (57570, 373312), (57760, 372084), (58330, 368448), (58944, 364610), (61408, 349980), (62014, 346560), (64640, 332481), (69312, 310070), (69996, 307040), (72922, 294720), (73680, 291688), (76760, 279984), (86640, 248056), (87495, 245632), (92112, 233320), (93021, 231040), (93328, 230280), (96960, 221654), (98240, 218766), (109383, 196480), (110827, 193920), (115140, 186656), (115520, 186042), (116660, 184224), (117888, 182305), (122816, 174990), (124028, 173280), (138624, 155035), (139992, 153520), (145844, 147360)]