228398940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1831}}^1$

素因数の和:1870

約数の個数: 240

約数和(自身を含む): 893781504

約数和(自身を除く): 665382564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 81, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 162, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 324, 330, 378, 385, 396, 405, 420, 462, 495, 540, 567, 594, 630, 660, 693, 756, 770, 810, 891, 924, 945, 990, 1134, 1155, 1188, 1260, 1386, 1485, 1540, 1620, 1782, 1831, 1890, 1980, 2079, 2268, 2310, 2772, 2835, 2970, 3465, 3564, 3662, 3780, 4158, 4455, 4620, 5493, 5670, 5940, 6237, 6930, 7324, 8316, 8910, 9155, 10395, 10986, 11340, 12474, 12817, 13860, 16479, 17820, 18310, 20141, 20790, 21972, 24948, 25634, 27465, 31185, 32958, 36620, 38451, 40282, 41580, 49437, 51268, 54930, 60423, 62370, 64085, 65916, 76902, 80564, 82395, 98874, 100705, 109860, 115353, 120846, 124740, 128170, 140987, 148311, 153804, 164790, 181269, 192255, 197748, 201410, 230706, 241692, 247185, 256340, 281974, 296622, 302115, 329580, 346059, 362538, 384510, 402820, 422961, 461412, 494370, 543807, 563948, 576765, 593244, 604230, 692118, 704935, 725076, 741555, 769020, 845922, 906345, 988740, 1038177, 1087614, 1153530, 1208460, 1268883, 1384236, 1409870, 1483110, 1631421, 1691844, 1730295, 1812690, 2076354, 2114805, 2175228, 2307060, 2537766, 2719035, 2819740, 2966220, 3262842, 3460590, 3625380, 3806649, 4152708, 4229610, 5075532, 5190885, 5438070, 6344415, 6525684, 6921180, 7613298, 8157105, 8459220, 10381770, 10876140, 11419947, 12688830, 15226596, 16314210, 19033245, 20763540, 22839894, 25377660, 32628420, 38066490, 45679788, 57099735, 76132980, 114199470, 228398940]

約数ペア:

[(1, 228398940), (2, 114199470), (3, 76132980), (4, 57099735), (5, 45679788), (6, 38066490), (7, 32628420), (9, 25377660), (10, 22839894), (11, 20763540), (12, 19033245), (14, 16314210), (15, 15226596), (18, 12688830), (20, 11419947), (21, 10876140), (22, 10381770), (27, 8459220), (28, 8157105), (30, 7613298), (33, 6921180), (35, 6525684), (36, 6344415), (42, 5438070), (44, 5190885), (45, 5075532), (54, 4229610), (55, 4152708), (60, 3806649), (63, 3625380), (66, 3460590), (70, 3262842), (77, 2966220), (81, 2819740), (84, 2719035), (90, 2537766), (99, 2307060), (105, 2175228), (108, 2114805), (110, 2076354), (126, 1812690), (132, 1730295), (135, 1691844), (140, 1631421), (154, 1483110), (162, 1409870), (165, 1384236), (180, 1268883), (189, 1208460), (198, 1153530), (210, 1087614), (220, 1038177), (231, 988740), (252, 906345), (270, 845922), (297, 769020), (308, 741555), (315, 725076), (324, 704935), (330, 692118), (378, 604230), (385, 593244), (396, 576765), (405, 563948), (420, 543807), (462, 494370), (495, 461412), (540, 422961), (567, 402820), (594, 384510), (630, 362538), (660, 346059), (693, 329580), (756, 302115), (770, 296622), (810, 281974), (891, 256340), (924, 247185), (945, 241692), (990, 230706), (1134, 201410), (1155, 197748), (1188, 192255), (1260, 181269), (1386, 164790), (1485, 153804), (1540, 148311), (1620, 140987), (1782, 128170), (1831, 124740), (1890, 120846), (1980, 115353), (2079, 109860), (2268, 100705), (2310, 98874), (2772, 82395), (2835, 80564), (2970, 76902), (3465, 65916), (3564, 64085), (3662, 62370), (3780, 60423), (4158, 54930), (4455, 51268), (4620, 49437), (5493, 41580), (5670, 40282), (5940, 38451), (6237, 36620), (6930, 32958), (7324, 31185), (8316, 27465), (8910, 25634), (9155, 24948), (10395, 21972), (10986, 20790), (11340, 20141), (12474, 18310), (12817, 17820), (13860, 16479)]