420674800

素因数分解:

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

素因数の和:185

約数の個数: 270

約数和(自身を含む): 1283096448

約数和(自身を除く): 862421648

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 127, 130, 140, 169, 175, 182, 196, 200, 208, 245, 254, 260, 280, 325, 338, 350, 364, 392, 400, 455, 490, 508, 520, 560, 635, 637, 650, 676, 700, 728, 784, 845, 889, 910, 980, 1016, 1040, 1183, 1225, 1270, 1274, 1300, 1352, 1400, 1456, 1651, 1690, 1778, 1820, 1960, 2032, 2275, 2366, 2450, 2540, 2548, 2600, 2704, 2800, 3175, 3185, 3302, 3380, 3556, 3640, 3920, 4225, 4445, 4550, 4732, 4900, 5080, 5096, 5200, 5915, 6223, 6350, 6370, 6604, 6760, 7112, 7280, 8255, 8281, 8450, 8890, 9100, 9464, 9800, 10160, 10192, 11557, 11830, 12446, 12700, 12740, 13208, 13520, 14224, 15925, 16510, 16562, 16900, 17780, 18200, 18928, 19600, 21463, 22225, 23114, 23660, 24892, 25400, 25480, 26416, 29575, 31115, 31850, 33020, 33124, 33800, 35560, 36400, 41275, 41405, 42926, 44450, 46228, 47320, 49784, 50800, 50960, 57785, 59150, 62230, 63700, 66040, 66248, 67600, 71120, 80899, 82550, 82810, 85852, 88900, 92456, 94640, 99568, 107315, 115570, 118300, 124460, 127400, 132080, 132496, 150241, 155575, 161798, 165100, 165620, 171704, 177800, 184912, 207025, 214630, 231140, 236600, 248920, 254800, 288925, 300482, 311150, 323596, 330200, 331240, 343408, 355600, 404495, 414050, 429260, 462280, 473200, 497840, 536575, 577850, 600964, 622300, 647192, 660400, 662480, 751205, 808990, 828100, 858520, 924560, 1051687, 1073150, 1155700, 1201928, 1244600, 1294384, 1502410, 1617980, 1656200, 1717040, 2022475, 2103374, 2146300, 2311400, 2403856, 2489200, 3004820, 3235960, 3312400, 3756025, 4044950, 4206748, 4292600, 4622800, 5258435, 6009640, 6471920, 7512050, 8089900, 8413496, 8585200, 10516870, 12019280, 15024100, 16179800, 16826992, 21033740, 26292175, 30048200, 32359600, 42067480, 52584350, 60096400, 84134960, 105168700, 210337400, 420674800]

約数ペア:

[(1, 420674800), (2, 210337400), (4, 105168700), (5, 84134960), (7, 60096400), (8, 52584350), (10, 42067480), (13, 32359600), (14, 30048200), (16, 26292175), (20, 21033740), (25, 16826992), (26, 16179800), (28, 15024100), (35, 12019280), (40, 10516870), (49, 8585200), (50, 8413496), (52, 8089900), (56, 7512050), (65, 6471920), (70, 6009640), (80, 5258435), (91, 4622800), (98, 4292600), (100, 4206748), (104, 4044950), (112, 3756025), (127, 3312400), (130, 3235960), (140, 3004820), (169, 2489200), (175, 2403856), (182, 2311400), (196, 2146300), (200, 2103374), (208, 2022475), (245, 1717040), (254, 1656200), (260, 1617980), (280, 1502410), (325, 1294384), (338, 1244600), (350, 1201928), (364, 1155700), (392, 1073150), (400, 1051687), (455, 924560), (490, 858520), (508, 828100), (520, 808990), (560, 751205), (635, 662480), (637, 660400), (650, 647192), (676, 622300), (700, 600964), (728, 577850), (784, 536575), (845, 497840), (889, 473200), (910, 462280), (980, 429260), (1016, 414050), (1040, 404495), (1183, 355600), (1225, 343408), (1270, 331240), (1274, 330200), (1300, 323596), (1352, 311150), (1400, 300482), (1456, 288925), (1651, 254800), (1690, 248920), (1778, 236600), (1820, 231140), (1960, 214630), (2032, 207025), (2275, 184912), (2366, 177800), (2450, 171704), (2540, 165620), (2548, 165100), (2600, 161798), (2704, 155575), (2800, 150241), (3175, 132496), (3185, 132080), (3302, 127400), (3380, 124460), (3556, 118300), (3640, 115570), (3920, 107315), (4225, 99568), (4445, 94640), (4550, 92456), (4732, 88900), (4900, 85852), (5080, 82810), (5096, 82550), (5200, 80899), (5915, 71120), (6223, 67600), (6350, 66248), (6370, 66040), (6604, 63700), (6760, 62230), (7112, 59150), (7280, 57785), (8255, 50960), (8281, 50800), (8450, 49784), (8890, 47320), (9100, 46228), (9464, 44450), (9800, 42926), (10160, 41405), (10192, 41275), (11557, 36400), (11830, 35560), (12446, 33800), (12700, 33124), (12740, 33020), (13208, 31850), (13520, 31115), (14224, 29575), (15925, 26416), (16510, 25480), (16562, 25400), (16900, 24892), (17780, 23660), (18200, 23114), (18928, 22225), (19600, 21463)]