208538400

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{12413}}^1$

素因数の和:12443

約数の個数: 144

約数和(自身を含む): 775825344

約数和(自身を除く): 567286944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 200, 210, 224, 240, 280, 300, 336, 350, 400, 420, 480, 525, 560, 600, 672, 700, 800, 840, 1050, 1120, 1200, 1400, 1680, 2100, 2400, 2800, 3360, 4200, 5600, 8400, 12413, 16800, 24826, 37239, 49652, 62065, 74478, 86891, 99304, 124130, 148956, 173782, 186195, 198608, 248260, 260673, 297912, 310325, 347564, 372390, 397216, 434455, 496520, 521346, 595824, 620650, 695128, 744780, 868910, 930975, 993040, 1042692, 1191648, 1241300, 1303365, 1390256, 1489560, 1737820, 1861950, 1986080, 2085384, 2172275, 2482600, 2606730, 2780512, 2979120, 3475640, 3723900, 4170768, 4344550, 4965200, 5213460, 5958240, 6516825, 6951280, 7447800, 8341536, 8689100, 9930400, 10426920, 13033650, 13902560, 14895600, 17378200, 20853840, 26067300, 29791200, 34756400, 41707680, 52134600, 69512800, 104269200, 208538400]

約数ペア:

[(1, 208538400), (2, 104269200), (3, 69512800), (4, 52134600), (5, 41707680), (6, 34756400), (7, 29791200), (8, 26067300), (10, 20853840), (12, 17378200), (14, 14895600), (15, 13902560), (16, 13033650), (20, 10426920), (21, 9930400), (24, 8689100), (25, 8341536), (28, 7447800), (30, 6951280), (32, 6516825), (35, 5958240), (40, 5213460), (42, 4965200), (48, 4344550), (50, 4170768), (56, 3723900), (60, 3475640), (70, 2979120), (75, 2780512), (80, 2606730), (84, 2482600), (96, 2172275), (100, 2085384), (105, 1986080), (112, 1861950), (120, 1737820), (140, 1489560), (150, 1390256), (160, 1303365), (168, 1241300), (175, 1191648), (200, 1042692), (210, 993040), (224, 930975), (240, 868910), (280, 744780), (300, 695128), (336, 620650), (350, 595824), (400, 521346), (420, 496520), (480, 434455), (525, 397216), (560, 372390), (600, 347564), (672, 310325), (700, 297912), (800, 260673), (840, 248260), (1050, 198608), (1120, 186195), (1200, 173782), (1400, 148956), (1680, 124130), (2100, 99304), (2400, 86891), (2800, 74478), (3360, 62065), (4200, 49652), (5600, 37239), (8400, 24826), (12413, 16800)]