201920460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 192

約数和(自身を含む): 675827712

約数和(自身を除く): 473907252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 53, 60, 70, 84, 94, 105, 106, 140, 141, 159, 188, 193, 210, 212, 235, 265, 282, 318, 329, 371, 386, 420, 470, 530, 564, 579, 636, 658, 705, 742, 772, 795, 940, 965, 987, 1060, 1113, 1158, 1316, 1351, 1410, 1484, 1590, 1645, 1855, 1930, 1974, 2226, 2316, 2491, 2702, 2820, 2895, 3180, 3290, 3710, 3860, 3948, 4053, 4452, 4935, 4982, 5404, 5565, 5790, 6580, 6755, 7420, 7473, 8106, 9071, 9870, 9964, 10229, 11130, 11580, 12455, 13510, 14946, 16212, 17437, 18142, 19740, 20265, 20458, 22260, 24910, 27020, 27213, 29892, 30687, 34874, 36284, 37365, 40530, 40916, 45355, 49820, 51145, 52311, 54426, 61374, 63497, 69748, 71603, 74730, 81060, 87185, 90710, 102290, 104622, 108852, 122748, 126994, 136065, 143206, 149460, 153435, 174370, 181420, 190491, 204580, 209244, 214809, 253988, 261555, 272130, 286412, 306870, 317485, 348740, 358015, 380982, 429618, 480763, 523110, 544260, 613740, 634970, 716030, 761964, 859236, 952455, 961526, 1046220, 1074045, 1269940, 1432060, 1442289, 1904910, 1923052, 2148090, 2403815, 2884578, 3365341, 3809820, 4296180, 4807630, 5769156, 6730682, 7211445, 9615260, 10096023, 13461364, 14422890, 16826705, 20192046, 28845780, 33653410, 40384092, 50480115, 67306820, 100960230, 201920460]

約数ペア:

[(1, 201920460), (2, 100960230), (3, 67306820), (4, 50480115), (5, 40384092), (6, 33653410), (7, 28845780), (10, 20192046), (12, 16826705), (14, 14422890), (15, 13461364), (20, 10096023), (21, 9615260), (28, 7211445), (30, 6730682), (35, 5769156), (42, 4807630), (47, 4296180), (53, 3809820), (60, 3365341), (70, 2884578), (84, 2403815), (94, 2148090), (105, 1923052), (106, 1904910), (140, 1442289), (141, 1432060), (159, 1269940), (188, 1074045), (193, 1046220), (210, 961526), (212, 952455), (235, 859236), (265, 761964), (282, 716030), (318, 634970), (329, 613740), (371, 544260), (386, 523110), (420, 480763), (470, 429618), (530, 380982), (564, 358015), (579, 348740), (636, 317485), (658, 306870), (705, 286412), (742, 272130), (772, 261555), (795, 253988), (940, 214809), (965, 209244), (987, 204580), (1060, 190491), (1113, 181420), (1158, 174370), (1316, 153435), (1351, 149460), (1410, 143206), (1484, 136065), (1590, 126994), (1645, 122748), (1855, 108852), (1930, 104622), (1974, 102290), (2226, 90710), (2316, 87185), (2491, 81060), (2702, 74730), (2820, 71603), (2895, 69748), (3180, 63497), (3290, 61374), (3710, 54426), (3860, 52311), (3948, 51145), (4053, 49820), (4452, 45355), (4935, 40916), (4982, 40530), (5404, 37365), (5565, 36284), (5790, 34874), (6580, 30687), (6755, 29892), (7420, 27213), (7473, 27020), (8106, 24910), (9071, 22260), (9870, 20458), (9964, 20265), (10229, 19740), (11130, 18142), (11580, 17437), (12455, 16212), (13510, 14946)]