177745540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 471598848

約数和(自身を除く): 293853308

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 47, 49, 68, 70, 85, 94, 98, 119, 140, 170, 188, 196, 227, 235, 238, 245, 329, 340, 454, 470, 476, 490, 595, 658, 799, 833, 908, 940, 980, 1135, 1190, 1316, 1589, 1598, 1645, 1666, 2270, 2303, 2380, 3178, 3196, 3290, 3332, 3859, 3995, 4165, 4540, 4606, 5593, 6356, 6580, 7718, 7945, 7990, 8330, 9212, 10669, 11123, 11186, 11515, 15436, 15890, 15980, 16660, 19295, 21338, 22246, 22372, 23030, 27013, 27965, 31780, 38590, 39151, 42676, 44492, 46060, 53345, 54026, 55615, 55930, 74683, 77180, 78302, 106690, 108052, 111230, 111860, 135065, 149366, 156604, 181373, 189091, 195755, 213380, 222460, 270130, 298732, 362746, 373415, 378182, 391510, 522781, 540260, 725492, 746830, 756364, 783020, 906865, 945455, 1045562, 1269611, 1493660, 1813730, 1890910, 2091124, 2539222, 2613905, 3627460, 3781820, 5078444, 5227810, 6348055, 8887277, 10455620, 12696110, 17774554, 25392220, 35549108, 44436385, 88872770, 177745540]

約数ペア:

[(1, 177745540), (2, 88872770), (4, 44436385), (5, 35549108), (7, 25392220), (10, 17774554), (14, 12696110), (17, 10455620), (20, 8887277), (28, 6348055), (34, 5227810), (35, 5078444), (47, 3781820), (49, 3627460), (68, 2613905), (70, 2539222), (85, 2091124), (94, 1890910), (98, 1813730), (119, 1493660), (140, 1269611), (170, 1045562), (188, 945455), (196, 906865), (227, 783020), (235, 756364), (238, 746830), (245, 725492), (329, 540260), (340, 522781), (454, 391510), (470, 378182), (476, 373415), (490, 362746), (595, 298732), (658, 270130), (799, 222460), (833, 213380), (908, 195755), (940, 189091), (980, 181373), (1135, 156604), (1190, 149366), (1316, 135065), (1589, 111860), (1598, 111230), (1645, 108052), (1666, 106690), (2270, 78302), (2303, 77180), (2380, 74683), (3178, 55930), (3196, 55615), (3290, 54026), (3332, 53345), (3859, 46060), (3995, 44492), (4165, 42676), (4540, 39151), (4606, 38590), (5593, 31780), (6356, 27965), (6580, 27013), (7718, 23030), (7945, 22372), (7990, 22246), (8330, 21338), (9212, 19295), (10669, 16660), (11123, 15980), (11186, 15890), (11515, 15436)]