70801920

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{439}}^1$

素因数の和:475

約数の個数: 240

約数和(自身を含む): 280874880

約数和(自身を除く): 210072960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 439, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 878, 896, 960, 1008, 1120, 1152, 1260, 1280, 1317, 1344, 1440, 1536, 1680, 1756, 1792, 1920, 2016, 2195, 2240, 2304, 2520, 2560, 2634, 2688, 2880, 3073, 3360, 3512, 3584, 3840, 3951, 4032, 4390, 4480, 4608, 5040, 5268, 5376, 5760, 6146, 6585, 6720, 7024, 7680, 7902, 8064, 8780, 8960, 9219, 10080, 10536, 10752, 11520, 12292, 13170, 13440, 14048, 15365, 15804, 16128, 17560, 17920, 18438, 19755, 20160, 21072, 23040, 24584, 26340, 26880, 27657, 28096, 30730, 31608, 32256, 35120, 36876, 39510, 40320, 42144, 46095, 49168, 52680, 53760, 55314, 56192, 61460, 63216, 70240, 73752, 79020, 80640, 84288, 92190, 98336, 105360, 110628, 112384, 122920, 126432, 138285, 140480, 147504, 158040, 161280, 168576, 184380, 196672, 210720, 221256, 224768, 245840, 252864, 276570, 280960, 295008, 316080, 337152, 368760, 393344, 421440, 442512, 491680, 505728, 553140, 561920, 590016, 632160, 674304, 737520, 786688, 842880, 885024, 983360, 1011456, 1106280, 1123840, 1180032, 1264320, 1475040, 1573376, 1685760, 1770048, 1966720, 2022912, 2212560, 2360064, 2528640, 2950080, 3371520, 3540096, 3933440, 4425120, 4720128, 5057280, 5900160, 7080192, 7866880, 8850240, 10114560, 11800320, 14160384, 17700480, 23600640, 35400960, 70801920]

約数ペア:

[(1, 70801920), (2, 35400960), (3, 23600640), (4, 17700480), (5, 14160384), (6, 11800320), (7, 10114560), (8, 8850240), (9, 7866880), (10, 7080192), (12, 5900160), (14, 5057280), (15, 4720128), (16, 4425120), (18, 3933440), (20, 3540096), (21, 3371520), (24, 2950080), (28, 2528640), (30, 2360064), (32, 2212560), (35, 2022912), (36, 1966720), (40, 1770048), (42, 1685760), (45, 1573376), (48, 1475040), (56, 1264320), (60, 1180032), (63, 1123840), (64, 1106280), (70, 1011456), (72, 983360), (80, 885024), (84, 842880), (90, 786688), (96, 737520), (105, 674304), (112, 632160), (120, 590016), (126, 561920), (128, 553140), (140, 505728), (144, 491680), (160, 442512), (168, 421440), (180, 393344), (192, 368760), (210, 337152), (224, 316080), (240, 295008), (252, 280960), (256, 276570), (280, 252864), (288, 245840), (315, 224768), (320, 221256), (336, 210720), (360, 196672), (384, 184380), (420, 168576), (439, 161280), (448, 158040), (480, 147504), (504, 140480), (512, 138285), (560, 126432), (576, 122920), (630, 112384), (640, 110628), (672, 105360), (720, 98336), (768, 92190), (840, 84288), (878, 80640), (896, 79020), (960, 73752), (1008, 70240), (1120, 63216), (1152, 61460), (1260, 56192), (1280, 55314), (1317, 53760), (1344, 52680), (1440, 49168), (1536, 46095), (1680, 42144), (1756, 40320), (1792, 39510), (1920, 36876), (2016, 35120), (2195, 32256), (2240, 31608), (2304, 30730), (2520, 28096), (2560, 27657), (2634, 26880), (2688, 26340), (2880, 24584), (3073, 23040), (3360, 21072), (3512, 20160), (3584, 19755), (3840, 18438), (3951, 17920), (4032, 17560), (4390, 16128), (4480, 15804), (4608, 15365), (5040, 14048), (5268, 13440), (5376, 13170), (5760, 12292), (6146, 11520), (6585, 10752), (6720, 10536), (7024, 10080), (7680, 9219), (7902, 8960), (8064, 8780)]