21036427920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:735

約数の個数: 320

約数和(自身を含む): 73575648000

約数和(自身を除く): 52539220080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 149, 163, 180, 216, 240, 270, 298, 326, 360, 401, 432, 447, 489, 540, 596, 652, 720, 745, 802, 815, 894, 978, 1080, 1192, 1203, 1304, 1341, 1467, 1490, 1604, 1630, 1788, 1956, 2005, 2160, 2235, 2384, 2406, 2445, 2608, 2682, 2934, 2980, 3208, 3260, 3576, 3609, 3912, 4010, 4023, 4401, 4470, 4812, 4890, 5364, 5868, 5960, 6015, 6416, 6520, 6705, 7152, 7218, 7335, 7824, 8020, 8046, 8802, 8940, 9624, 9780, 10728, 10827, 11736, 11920, 12030, 13040, 13410, 14436, 14670, 16040, 16092, 17604, 17880, 18045, 19248, 19560, 20115, 21456, 21654, 22005, 23472, 24060, 24287, 26820, 28872, 29340, 32080, 32184, 35208, 35760, 36090, 39120, 40230, 43308, 44010, 48120, 48574, 53640, 54135, 57744, 58680, 59749, 64368, 65363, 70416, 72180, 72861, 80460, 86616, 88020, 96240, 97148, 107280, 108270, 117360, 119498, 121435, 130726, 144360, 145722, 160920, 173232, 176040, 179247, 194296, 196089, 216540, 218583, 238996, 242870, 261452, 288720, 291444, 298745, 321840, 326815, 352080, 358494, 364305, 388592, 392178, 433080, 437166, 477992, 485740, 522904, 537741, 582888, 588267, 597490, 653630, 655749, 716988, 728610, 784356, 866160, 874332, 896235, 955984, 971480, 980445, 1045808, 1075482, 1092915, 1165776, 1176534, 1194980, 1307260, 1311498, 1433976, 1457220, 1568712, 1613223, 1748664, 1764801, 1792470, 1942960, 1960890, 2150964, 2185830, 2353068, 2389960, 2614520, 2622996, 2688705, 2867952, 2914440, 2941335, 3137424, 3226446, 3278745, 3497328, 3529602, 3584940, 3921780, 4301928, 4371660, 4706136, 4779920, 5229040, 5245992, 5377410, 5828880, 5882670, 6452892, 6557490, 7059204, 7169880, 7843560, 8066115, 8603856, 8743320, 8824005, 9412272, 9739087, 10491984, 10754820, 11765340, 12905784, 13114980, 14118408, 14339760, 15687120, 16132230, 17486640, 17648010, 19478174, 21509640, 23530680, 25811568, 26229960, 28236816, 29217261, 32264460, 35296020, 38956348, 43019280, 47061360, 48695435, 52459920, 58434522, 64528920, 70592040, 77912696, 87651783, 97390870, 116869044, 129057840, 141184080, 146086305, 155825392, 175303566, 194781740, 233738088, 262955349, 292172610, 350607132, 389563480, 438258915, 467476176, 525910698, 584345220, 701214264, 779126960, 876517830, 1051821396, 1168690440, 1314776745, 1402428528, 1753035660, 2103642792, 2337380880, 2629553490, 3506071320, 4207285584, 5259106980, 7012142640, 10518213960, 21036427920]

約数ペア:

[(1, 21036427920), (2, 10518213960), (3, 7012142640), (4, 5259106980), (5, 4207285584), (6, 3506071320), (8, 2629553490), (9, 2337380880), (10, 2103642792), (12, 1753035660), (15, 1402428528), (16, 1314776745), (18, 1168690440), (20, 1051821396), (24, 876517830), (27, 779126960), (30, 701214264), (36, 584345220), (40, 525910698), (45, 467476176), (48, 438258915), (54, 389563480), (60, 350607132), (72, 292172610), (80, 262955349), (90, 233738088), (108, 194781740), (120, 175303566), (135, 155825392), (144, 146086305), (149, 141184080), (163, 129057840), (180, 116869044), (216, 97390870), (240, 87651783), (270, 77912696), (298, 70592040), (326, 64528920), (360, 58434522), (401, 52459920), (432, 48695435), (447, 47061360), (489, 43019280), (540, 38956348), (596, 35296020), (652, 32264460), (720, 29217261), (745, 28236816), (802, 26229960), (815, 25811568), (894, 23530680), (978, 21509640), (1080, 19478174), (1192, 17648010), (1203, 17486640), (1304, 16132230), (1341, 15687120), (1467, 14339760), (1490, 14118408), (1604, 13114980), (1630, 12905784), (1788, 11765340), (1956, 10754820), (2005, 10491984), (2160, 9739087), (2235, 9412272), (2384, 8824005), (2406, 8743320), (2445, 8603856), (2608, 8066115), (2682, 7843560), (2934, 7169880), (2980, 7059204), (3208, 6557490), (3260, 6452892), (3576, 5882670), (3609, 5828880), (3912, 5377410), (4010, 5245992), (4023, 5229040), (4401, 4779920), (4470, 4706136), (4812, 4371660), (4890, 4301928), (5364, 3921780), (5868, 3584940), (5960, 3529602), (6015, 3497328), (6416, 3278745), (6520, 3226446), (6705, 3137424), (7152, 2941335), (7218, 2914440), (7335, 2867952), (7824, 2688705), (8020, 2622996), (8046, 2614520), (8802, 2389960), (8940, 2353068), (9624, 2185830), (9780, 2150964), (10728, 1960890), (10827, 1942960), (11736, 1792470), (11920, 1764801), (12030, 1748664), (13040, 1613223), (13410, 1568712), (14436, 1457220), (14670, 1433976), (16040, 1311498), (16092, 1307260), (17604, 1194980), (17880, 1176534), (18045, 1165776), (19248, 1092915), (19560, 1075482), (20115, 1045808), (21456, 980445), (21654, 971480), (22005, 955984), (23472, 896235), (24060, 874332), (24287, 866160), (26820, 784356), (28872, 728610), (29340, 716988), (32080, 655749), (32184, 653630), (35208, 597490), (35760, 588267), (36090, 582888), (39120, 537741), (40230, 522904), (43308, 485740), (44010, 477992), (48120, 437166), (48574, 433080), (53640, 392178), (54135, 388592), (57744, 364305), (58680, 358494), (59749, 352080), (64368, 326815), (65363, 321840), (70416, 298745), (72180, 291444), (72861, 288720), (80460, 261452), (86616, 242870), (88020, 238996), (96240, 218583), (97148, 216540), (107280, 196089), (108270, 194296), (117360, 179247), (119498, 176040), (121435, 173232), (130726, 160920), (144360, 145722)]