196721000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:364

約数の個数: 128

約数和(自身を含む): 532396800

約数和(自身を除く): 335675800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 157, 175, 179, 200, 250, 280, 314, 350, 358, 500, 628, 700, 716, 785, 875, 895, 1000, 1099, 1253, 1256, 1400, 1432, 1570, 1750, 1790, 2198, 2506, 3140, 3500, 3580, 3925, 4396, 4475, 5012, 5495, 6265, 6280, 7000, 7160, 7850, 8792, 8950, 10024, 10990, 12530, 15700, 17900, 19625, 21980, 22375, 25060, 27475, 28103, 31325, 31400, 35800, 39250, 43960, 44750, 50120, 54950, 56206, 62650, 78500, 89500, 109900, 112412, 125300, 137375, 140515, 156625, 157000, 179000, 196721, 219800, 224824, 250600, 274750, 281030, 313250, 393442, 549500, 562060, 626500, 702575, 786884, 983605, 1099000, 1124120, 1253000, 1405150, 1573768, 1967210, 2810300, 3512875, 3934420, 4918025, 5620600, 7025750, 7868840, 9836050, 14051500, 19672100, 24590125, 28103000, 39344200, 49180250, 98360500, 196721000]

約数ペア:

[(1, 196721000), (2, 98360500), (4, 49180250), (5, 39344200), (7, 28103000), (8, 24590125), (10, 19672100), (14, 14051500), (20, 9836050), (25, 7868840), (28, 7025750), (35, 5620600), (40, 4918025), (50, 3934420), (56, 3512875), (70, 2810300), (100, 1967210), (125, 1573768), (140, 1405150), (157, 1253000), (175, 1124120), (179, 1099000), (200, 983605), (250, 786884), (280, 702575), (314, 626500), (350, 562060), (358, 549500), (500, 393442), (628, 313250), (700, 281030), (716, 274750), (785, 250600), (875, 224824), (895, 219800), (1000, 196721), (1099, 179000), (1253, 157000), (1256, 156625), (1400, 140515), (1432, 137375), (1570, 125300), (1750, 112412), (1790, 109900), (2198, 89500), (2506, 78500), (3140, 62650), (3500, 56206), (3580, 54950), (3925, 50120), (4396, 44750), (4475, 43960), (5012, 39250), (5495, 35800), (6265, 31400), (6280, 31325), (7000, 28103), (7160, 27475), (7850, 25060), (8792, 22375), (8950, 21980), (10024, 19625), (10990, 17900), (12530, 15700)]