291834200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 800026920

約数和(自身を除く): 508192720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 97, 98, 100, 140, 175, 194, 196, 200, 245, 280, 307, 350, 388, 392, 485, 490, 614, 679, 700, 776, 970, 980, 1225, 1228, 1358, 1400, 1535, 1940, 1960, 2149, 2425, 2450, 2456, 2716, 3070, 3395, 3880, 4298, 4753, 4850, 4900, 5432, 6140, 6790, 7675, 8596, 9506, 9700, 9800, 10745, 12280, 13580, 15043, 15350, 16975, 17192, 19012, 19400, 21490, 23765, 27160, 29779, 30086, 30700, 33950, 38024, 42980, 47530, 53725, 59558, 60172, 61400, 67900, 75215, 85960, 95060, 107450, 118825, 119116, 120344, 135800, 148895, 150430, 190120, 208453, 214900, 237650, 238232, 297790, 300860, 376075, 416906, 429800, 475300, 595580, 601720, 744475, 752150, 833812, 950600, 1042265, 1191160, 1459171, 1488950, 1504300, 1667624, 2084530, 2918342, 2977900, 3008600, 4169060, 5211325, 5836684, 5955800, 7295855, 8338120, 10422650, 11673368, 14591710, 20845300, 29183420, 36479275, 41690600, 58366840, 72958550, 145917100, 291834200]

約数ペア:

[(1, 291834200), (2, 145917100), (4, 72958550), (5, 58366840), (7, 41690600), (8, 36479275), (10, 29183420), (14, 20845300), (20, 14591710), (25, 11673368), (28, 10422650), (35, 8338120), (40, 7295855), (49, 5955800), (50, 5836684), (56, 5211325), (70, 4169060), (97, 3008600), (98, 2977900), (100, 2918342), (140, 2084530), (175, 1667624), (194, 1504300), (196, 1488950), (200, 1459171), (245, 1191160), (280, 1042265), (307, 950600), (350, 833812), (388, 752150), (392, 744475), (485, 601720), (490, 595580), (614, 475300), (679, 429800), (700, 416906), (776, 376075), (970, 300860), (980, 297790), (1225, 238232), (1228, 237650), (1358, 214900), (1400, 208453), (1535, 190120), (1940, 150430), (1960, 148895), (2149, 135800), (2425, 120344), (2450, 119116), (2456, 118825), (2716, 107450), (3070, 95060), (3395, 85960), (3880, 75215), (4298, 67900), (4753, 61400), (4850, 60172), (4900, 59558), (5432, 53725), (6140, 47530), (6790, 42980), (7675, 38024), (8596, 33950), (9506, 30700), (9700, 30086), (9800, 29779), (10745, 27160), (12280, 23765), (13580, 21490), (15043, 19400), (15350, 19012), (16975, 17192)]