20757330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:297

約数の個数: 128

約数和(自身を含む): 62726400

約数和(自身を除く): 41969070

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 29, 30, 33, 45, 54, 55, 58, 66, 87, 90, 99, 110, 135, 145, 165, 174, 198, 241, 261, 270, 290, 297, 319, 330, 435, 482, 495, 522, 594, 638, 723, 783, 870, 957, 990, 1205, 1305, 1446, 1485, 1566, 1595, 1914, 2169, 2410, 2610, 2651, 2871, 2970, 3190, 3615, 3915, 4338, 4785, 5302, 5742, 6507, 6989, 7230, 7830, 7953, 8613, 9570, 10845, 13014, 13255, 13978, 14355, 15906, 17226, 20967, 21690, 23859, 26510, 28710, 32535, 34945, 39765, 41934, 43065, 47718, 62901, 65070, 69890, 71577, 76879, 79530, 86130, 104835, 119295, 125802, 143154, 153758, 188703, 209670, 230637, 238590, 314505, 357885, 377406, 384395, 461274, 629010, 691911, 715770, 768790, 943515, 1153185, 1383822, 1887030, 2075733, 2306370, 3459555, 4151466, 6919110, 10378665, 20757330]

約数ペア:

[(1, 20757330), (2, 10378665), (3, 6919110), (5, 4151466), (6, 3459555), (9, 2306370), (10, 2075733), (11, 1887030), (15, 1383822), (18, 1153185), (22, 943515), (27, 768790), (29, 715770), (30, 691911), (33, 629010), (45, 461274), (54, 384395), (55, 377406), (58, 357885), (66, 314505), (87, 238590), (90, 230637), (99, 209670), (110, 188703), (135, 153758), (145, 143154), (165, 125802), (174, 119295), (198, 104835), (241, 86130), (261, 79530), (270, 76879), (290, 71577), (297, 69890), (319, 65070), (330, 62901), (435, 47718), (482, 43065), (495, 41934), (522, 39765), (594, 34945), (638, 32535), (723, 28710), (783, 26510), (870, 23859), (957, 21690), (990, 20967), (1205, 17226), (1305, 15906), (1446, 14355), (1485, 13978), (1566, 13255), (1595, 13014), (1914, 10845), (2169, 9570), (2410, 8613), (2610, 7953), (2651, 7830), (2871, 7230), (2970, 6989), (3190, 6507), (3615, 5742), (3915, 5302), (4338, 4785)]