1226537640

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:774

約数の個数: 192

約数和(自身を含む): 4158423360

約数和(自身を除く): 2931885720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 257, 270, 324, 360, 405, 486, 491, 514, 540, 648, 771, 810, 972, 982, 1028, 1080, 1215, 1285, 1473, 1542, 1620, 1944, 1964, 2056, 2313, 2430, 2455, 2570, 2946, 3084, 3240, 3855, 3928, 4419, 4626, 4860, 4910, 5140, 5892, 6168, 6939, 7365, 7710, 8838, 9252, 9720, 9820, 10280, 11565, 11784, 13257, 13878, 14730, 15420, 17676, 18504, 19640, 20817, 22095, 23130, 26514, 27756, 29460, 30840, 34695, 35352, 39771, 41634, 44190, 46260, 53028, 55512, 58920, 62451, 66285, 69390, 79542, 83268, 88380, 92520, 104085, 106056, 119313, 124902, 126187, 132570, 138780, 159084, 166536, 176760, 198855, 208170, 238626, 249804, 252374, 265140, 277560, 312255, 318168, 378561, 397710, 416340, 477252, 499608, 504748, 530280, 596565, 624510, 630935, 757122, 795420, 832680, 954504, 1009496, 1135683, 1193130, 1249020, 1261870, 1514244, 1590840, 1892805, 2271366, 2386260, 2498040, 2523740, 3028488, 3407049, 3785610, 4542732, 4772520, 5047480, 5678415, 6814098, 7571220, 9085464, 10221147, 11356830, 13628196, 15142440, 17035245, 20442294, 22713660, 27256392, 30663441, 34070490, 40884588, 45427320, 51105735, 61326882, 68140980, 81769176, 102211470, 122653764, 136281960, 153317205, 204422940, 245307528, 306634410, 408845880, 613268820, 1226537640]

約数ペア:

[(1, 1226537640), (2, 613268820), (3, 408845880), (4, 306634410), (5, 245307528), (6, 204422940), (8, 153317205), (9, 136281960), (10, 122653764), (12, 102211470), (15, 81769176), (18, 68140980), (20, 61326882), (24, 51105735), (27, 45427320), (30, 40884588), (36, 34070490), (40, 30663441), (45, 27256392), (54, 22713660), (60, 20442294), (72, 17035245), (81, 15142440), (90, 13628196), (108, 11356830), (120, 10221147), (135, 9085464), (162, 7571220), (180, 6814098), (216, 5678415), (243, 5047480), (257, 4772520), (270, 4542732), (324, 3785610), (360, 3407049), (405, 3028488), (486, 2523740), (491, 2498040), (514, 2386260), (540, 2271366), (648, 1892805), (771, 1590840), (810, 1514244), (972, 1261870), (982, 1249020), (1028, 1193130), (1080, 1135683), (1215, 1009496), (1285, 954504), (1473, 832680), (1542, 795420), (1620, 757122), (1944, 630935), (1964, 624510), (2056, 596565), (2313, 530280), (2430, 504748), (2455, 499608), (2570, 477252), (2946, 416340), (3084, 397710), (3240, 378561), (3855, 318168), (3928, 312255), (4419, 277560), (4626, 265140), (4860, 252374), (4910, 249804), (5140, 238626), (5892, 208170), (6168, 198855), (6939, 176760), (7365, 166536), (7710, 159084), (8838, 138780), (9252, 132570), (9720, 126187), (9820, 124902), (10280, 119313), (11565, 106056), (11784, 104085), (13257, 92520), (13878, 88380), (14730, 83268), (15420, 79542), (17676, 69390), (18504, 66285), (19640, 62451), (20817, 58920), (22095, 55512), (23130, 53028), (26514, 46260), (27756, 44190), (29460, 41634), (30840, 39771), (34695, 35352)]