394787120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 1177924608

約数和(自身を除く): 783137488

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 61, 65, 70, 80, 91, 98, 104, 112, 122, 127, 130, 140, 182, 196, 208, 244, 245, 254, 260, 280, 305, 364, 392, 427, 455, 488, 490, 508, 520, 560, 610, 635, 637, 728, 784, 793, 854, 889, 910, 976, 980, 1016, 1040, 1220, 1270, 1274, 1456, 1586, 1651, 1708, 1778, 1820, 1960, 2032, 2135, 2440, 2540, 2548, 2989, 3172, 3185, 3302, 3416, 3556, 3640, 3920, 3965, 4270, 4445, 4880, 5080, 5096, 5551, 5978, 6223, 6344, 6370, 6604, 6832, 7112, 7280, 7747, 7930, 8255, 8540, 8890, 10160, 10192, 11102, 11557, 11956, 12446, 12688, 12740, 13208, 14224, 14945, 15494, 15860, 16510, 17080, 17780, 22204, 23114, 23912, 24892, 25480, 26416, 27755, 29890, 30988, 31115, 31720, 33020, 34160, 35560, 38735, 38857, 44408, 46228, 47824, 49784, 50960, 54229, 55510, 57785, 59780, 61976, 62230, 63440, 66040, 71120, 77470, 77714, 80899, 88816, 92456, 99568, 100711, 108458, 111020, 115570, 119560, 123952, 124460, 132080, 154940, 155428, 161798, 184912, 194285, 201422, 216916, 222040, 231140, 239120, 248920, 271145, 309880, 310856, 323596, 379603, 388570, 402844, 404495, 433832, 444080, 462280, 497840, 503555, 542290, 619760, 621712, 647192, 704977, 759206, 777140, 805688, 808990, 867664, 924560, 1007110, 1084580, 1294384, 1409954, 1518412, 1554280, 1611376, 1617980, 1898015, 2014220, 2169160, 2819908, 3036824, 3108560, 3235960, 3524885, 3796030, 4028440, 4338320, 4934839, 5639816, 6073648, 6471920, 7049770, 7592060, 8056880, 9869678, 11279632, 14099540, 15184120, 19739356, 24674195, 28199080, 30368240, 39478712, 49348390, 56398160, 78957424, 98696780, 197393560, 394787120]

約数ペア:

[(1, 394787120), (2, 197393560), (4, 98696780), (5, 78957424), (7, 56398160), (8, 49348390), (10, 39478712), (13, 30368240), (14, 28199080), (16, 24674195), (20, 19739356), (26, 15184120), (28, 14099540), (35, 11279632), (40, 9869678), (49, 8056880), (52, 7592060), (56, 7049770), (61, 6471920), (65, 6073648), (70, 5639816), (80, 4934839), (91, 4338320), (98, 4028440), (104, 3796030), (112, 3524885), (122, 3235960), (127, 3108560), (130, 3036824), (140, 2819908), (182, 2169160), (196, 2014220), (208, 1898015), (244, 1617980), (245, 1611376), (254, 1554280), (260, 1518412), (280, 1409954), (305, 1294384), (364, 1084580), (392, 1007110), (427, 924560), (455, 867664), (488, 808990), (490, 805688), (508, 777140), (520, 759206), (560, 704977), (610, 647192), (635, 621712), (637, 619760), (728, 542290), (784, 503555), (793, 497840), (854, 462280), (889, 444080), (910, 433832), (976, 404495), (980, 402844), (1016, 388570), (1040, 379603), (1220, 323596), (1270, 310856), (1274, 309880), (1456, 271145), (1586, 248920), (1651, 239120), (1708, 231140), (1778, 222040), (1820, 216916), (1960, 201422), (2032, 194285), (2135, 184912), (2440, 161798), (2540, 155428), (2548, 154940), (2989, 132080), (3172, 124460), (3185, 123952), (3302, 119560), (3416, 115570), (3556, 111020), (3640, 108458), (3920, 100711), (3965, 99568), (4270, 92456), (4445, 88816), (4880, 80899), (5080, 77714), (5096, 77470), (5551, 71120), (5978, 66040), (6223, 63440), (6344, 62230), (6370, 61976), (6604, 59780), (6832, 57785), (7112, 55510), (7280, 54229), (7747, 50960), (7930, 49784), (8255, 47824), (8540, 46228), (8890, 44408), (10160, 38857), (10192, 38735), (11102, 35560), (11557, 34160), (11956, 33020), (12446, 31720), (12688, 31115), (12740, 30988), (13208, 29890), (14224, 27755), (14945, 26416), (15494, 25480), (15860, 24892), (16510, 23912), (17080, 23114), (17780, 22204)]