304685220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:482

約数の個数: 192

約数和(自身を含む): 1043159040

約数和(自身を除く): 738473820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 139, 140, 170, 204, 210, 238, 255, 278, 307, 340, 357, 417, 420, 476, 510, 556, 595, 614, 695, 714, 834, 921, 973, 1020, 1190, 1228, 1390, 1428, 1535, 1668, 1785, 1842, 1946, 2085, 2149, 2363, 2380, 2780, 2919, 3070, 3570, 3684, 3892, 4170, 4298, 4605, 4726, 4865, 5219, 5838, 6140, 6447, 7089, 7140, 8340, 8596, 9210, 9452, 9730, 10438, 10745, 11676, 11815, 12894, 14178, 14595, 15657, 16541, 18420, 19460, 20876, 21490, 23630, 25788, 26095, 28356, 29190, 31314, 32235, 33082, 35445, 36533, 42673, 42980, 47260, 49623, 52190, 58380, 62628, 64470, 66164, 70890, 73066, 78285, 82705, 85346, 99246, 104380, 109599, 128019, 128940, 141780, 146132, 156570, 165410, 170692, 182665, 198492, 213365, 219198, 248115, 256038, 298711, 313140, 330820, 365330, 426730, 438396, 496230, 512076, 547995, 597422, 640095, 725441, 730660, 853460, 896133, 992460, 1095990, 1194844, 1280190, 1450882, 1493555, 1792266, 2176323, 2191980, 2560380, 2901764, 2987110, 3584532, 3627205, 4352646, 4480665, 5078087, 5974220, 7254410, 8705292, 8961330, 10156174, 10881615, 14508820, 15234261, 17922660, 20312348, 21763230, 25390435, 30468522, 43526460, 50780870, 60937044, 76171305, 101561740, 152342610, 304685220]

約数ペア:

[(1, 304685220), (2, 152342610), (3, 101561740), (4, 76171305), (5, 60937044), (6, 50780870), (7, 43526460), (10, 30468522), (12, 25390435), (14, 21763230), (15, 20312348), (17, 17922660), (20, 15234261), (21, 14508820), (28, 10881615), (30, 10156174), (34, 8961330), (35, 8705292), (42, 7254410), (51, 5974220), (60, 5078087), (68, 4480665), (70, 4352646), (84, 3627205), (85, 3584532), (102, 2987110), (105, 2901764), (119, 2560380), (139, 2191980), (140, 2176323), (170, 1792266), (204, 1493555), (210, 1450882), (238, 1280190), (255, 1194844), (278, 1095990), (307, 992460), (340, 896133), (357, 853460), (417, 730660), (420, 725441), (476, 640095), (510, 597422), (556, 547995), (595, 512076), (614, 496230), (695, 438396), (714, 426730), (834, 365330), (921, 330820), (973, 313140), (1020, 298711), (1190, 256038), (1228, 248115), (1390, 219198), (1428, 213365), (1535, 198492), (1668, 182665), (1785, 170692), (1842, 165410), (1946, 156570), (2085, 146132), (2149, 141780), (2363, 128940), (2380, 128019), (2780, 109599), (2919, 104380), (3070, 99246), (3570, 85346), (3684, 82705), (3892, 78285), (4170, 73066), (4298, 70890), (4605, 66164), (4726, 64470), (4865, 62628), (5219, 58380), (5838, 52190), (6140, 49623), (6447, 47260), (7089, 42980), (7140, 42673), (8340, 36533), (8596, 35445), (9210, 33082), (9452, 32235), (9730, 31314), (10438, 29190), (10745, 28356), (11676, 26095), (11815, 25788), (12894, 23630), (14178, 21490), (14595, 20876), (15657, 19460), (16541, 18420)]