21245498700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{239}}^1\times {\mathrm{1489}}^1$

素因数の和:1944

約数の個数: 144

約数和(自身を含む): 62079360000

約数和(自身を除く): 40833861300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 199, 239, 300, 398, 478, 597, 717, 796, 956, 995, 1194, 1195, 1434, 1489, 1990, 2388, 2390, 2868, 2978, 2985, 3585, 3980, 4467, 4780, 4975, 5956, 5970, 5975, 7170, 7445, 8934, 9950, 11940, 11950, 14340, 14890, 14925, 17868, 17925, 19900, 22335, 23900, 29780, 29850, 35850, 37225, 44670, 47561, 59700, 71700, 74450, 89340, 95122, 111675, 142683, 148900, 190244, 223350, 237805, 285366, 296311, 355871, 446700, 475610, 570732, 592622, 711742, 713415, 888933, 951220, 1067613, 1185244, 1189025, 1423484, 1426830, 1481555, 1777866, 1779355, 2135226, 2378050, 2853660, 2963110, 3555732, 3558710, 3567075, 4270452, 4444665, 4756100, 5338065, 5926220, 7117420, 7134150, 7407775, 8889330, 8896775, 10676130, 14268300, 14815550, 17778660, 17793550, 21352260, 22223325, 26690325, 29631100, 35587100, 44446650, 53380650, 70818329, 88893300, 106761300, 141636658, 212454987, 283273316, 354091645, 424909974, 708183290, 849819948, 1062274935, 1416366580, 1770458225, 2124549870, 3540916450, 4249099740, 5311374675, 7081832900, 10622749350, 21245498700]

約数ペア:

[(1, 21245498700), (2, 10622749350), (3, 7081832900), (4, 5311374675), (5, 4249099740), (6, 3540916450), (10, 2124549870), (12, 1770458225), (15, 1416366580), (20, 1062274935), (25, 849819948), (30, 708183290), (50, 424909974), (60, 354091645), (75, 283273316), (100, 212454987), (150, 141636658), (199, 106761300), (239, 88893300), (300, 70818329), (398, 53380650), (478, 44446650), (597, 35587100), (717, 29631100), (796, 26690325), (956, 22223325), (995, 21352260), (1194, 17793550), (1195, 17778660), (1434, 14815550), (1489, 14268300), (1990, 10676130), (2388, 8896775), (2390, 8889330), (2868, 7407775), (2978, 7134150), (2985, 7117420), (3585, 5926220), (3980, 5338065), (4467, 4756100), (4780, 4444665), (4975, 4270452), (5956, 3567075), (5970, 3558710), (5975, 3555732), (7170, 2963110), (7445, 2853660), (8934, 2378050), (9950, 2135226), (11940, 1779355), (11950, 1777866), (14340, 1481555), (14890, 1426830), (14925, 1423484), (17868, 1189025), (17925, 1185244), (19900, 1067613), (22335, 951220), (23900, 888933), (29780, 713415), (29850, 711742), (35850, 592622), (37225, 570732), (44670, 475610), (47561, 446700), (59700, 355871), (71700, 296311), (74450, 285366), (89340, 237805), (95122, 223350), (111675, 190244), (142683, 148900)]