1640392320

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{122053}}^1$

素因数の和:122082

約数の個数: 128

約数和(自身を含む): 5975763840

約数和(自身を除く): 4335371520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 122053, 244106, 366159, 488212, 610265, 732318, 854371, 976424, 1220530, 1464636, 1708742, 1830795, 1952848, 2441060, 2563113, 2929272, 3417484, 3661590, 3905696, 4271855, 4882120, 5126226, 5858544, 6834968, 7323180, 7811392, 8543710, 9764240, 10252452, 11717088, 12815565, 13669936, 14646360, 15622784, 17087420, 19528480, 20504904, 23434176, 25631130, 27339872, 29292720, 34174840, 39056960, 41009808, 46868352, 51262260, 54679744, 58585440, 68349680, 78113920, 82019616, 102524520, 109359488, 117170880, 136699360, 164039232, 205049040, 234341760, 273398720, 328078464, 410098080, 546797440, 820196160, 1640392320]

約数ペア:

[(1, 1640392320), (2, 820196160), (3, 546797440), (4, 410098080), (5, 328078464), (6, 273398720), (7, 234341760), (8, 205049040), (10, 164039232), (12, 136699360), (14, 117170880), (15, 109359488), (16, 102524520), (20, 82019616), (21, 78113920), (24, 68349680), (28, 58585440), (30, 54679744), (32, 51262260), (35, 46868352), (40, 41009808), (42, 39056960), (48, 34174840), (56, 29292720), (60, 27339872), (64, 25631130), (70, 23434176), (80, 20504904), (84, 19528480), (96, 17087420), (105, 15622784), (112, 14646360), (120, 13669936), (128, 12815565), (140, 11717088), (160, 10252452), (168, 9764240), (192, 8543710), (210, 7811392), (224, 7323180), (240, 6834968), (280, 5858544), (320, 5126226), (336, 4882120), (384, 4271855), (420, 3905696), (448, 3661590), (480, 3417484), (560, 2929272), (640, 2563113), (672, 2441060), (840, 1952848), (896, 1830795), (960, 1708742), (1120, 1464636), (1344, 1220530), (1680, 976424), (1920, 854371), (2240, 732318), (2688, 610265), (3360, 488212), (4480, 366159), (6720, 244106), (13440, 122053)]