256125870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2843}}^1$

素因数の和:2887

約数の個数: 192

約数和(自身を含む): 894426624

約数和(自身を除く): 638300754

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 18, 21, 22, 26, 30, 33, 35, 39, 42, 45, 55, 63, 65, 66, 70, 77, 78, 90, 91, 99, 105, 110, 117, 126, 130, 143, 154, 165, 182, 195, 198, 210, 231, 234, 273, 286, 315, 330, 385, 390, 429, 455, 462, 495, 546, 585, 630, 693, 715, 770, 819, 858, 910, 990, 1001, 1155, 1170, 1287, 1365, 1386, 1430, 1638, 2002, 2145, 2310, 2574, 2730, 2843, 3003, 3465, 4095, 4290, 5005, 5686, 6006, 6435, 6930, 8190, 8529, 9009, 10010, 12870, 14215, 15015, 17058, 18018, 19901, 25587, 28430, 30030, 31273, 36959, 39802, 42645, 45045, 51174, 59703, 62546, 73918, 85290, 90090, 93819, 99505, 110877, 119406, 127935, 156365, 179109, 184795, 187638, 199010, 218911, 221754, 255870, 258713, 281457, 298515, 312730, 332631, 358218, 369590, 406549, 437822, 469095, 517426, 554385, 562914, 597030, 656733, 665262, 776139, 813098, 895545, 938190, 1094555, 1108770, 1219647, 1293565, 1313466, 1407285, 1552278, 1663155, 1791090, 1970199, 2032745, 2189110, 2328417, 2439294, 2587130, 2814570, 2845843, 3283665, 3326310, 3658941, 3880695, 3940398, 4065490, 4656834, 5691686, 6098235, 6567330, 7317882, 7761390, 8537529, 9850995, 11642085, 12196470, 14229215, 17075058, 18294705, 19701990, 23284170, 25612587, 28458430, 36589410, 42687645, 51225174, 85375290, 128062935, 256125870]

約数ペア:

[(1, 256125870), (2, 128062935), (3, 85375290), (5, 51225174), (6, 42687645), (7, 36589410), (9, 28458430), (10, 25612587), (11, 23284170), (13, 19701990), (14, 18294705), (15, 17075058), (18, 14229215), (21, 12196470), (22, 11642085), (26, 9850995), (30, 8537529), (33, 7761390), (35, 7317882), (39, 6567330), (42, 6098235), (45, 5691686), (55, 4656834), (63, 4065490), (65, 3940398), (66, 3880695), (70, 3658941), (77, 3326310), (78, 3283665), (90, 2845843), (91, 2814570), (99, 2587130), (105, 2439294), (110, 2328417), (117, 2189110), (126, 2032745), (130, 1970199), (143, 1791090), (154, 1663155), (165, 1552278), (182, 1407285), (195, 1313466), (198, 1293565), (210, 1219647), (231, 1108770), (234, 1094555), (273, 938190), (286, 895545), (315, 813098), (330, 776139), (385, 665262), (390, 656733), (429, 597030), (455, 562914), (462, 554385), (495, 517426), (546, 469095), (585, 437822), (630, 406549), (693, 369590), (715, 358218), (770, 332631), (819, 312730), (858, 298515), (910, 281457), (990, 258713), (1001, 255870), (1155, 221754), (1170, 218911), (1287, 199010), (1365, 187638), (1386, 184795), (1430, 179109), (1638, 156365), (2002, 127935), (2145, 119406), (2310, 110877), (2574, 99505), (2730, 93819), (2843, 90090), (3003, 85290), (3465, 73918), (4095, 62546), (4290, 59703), (5005, 51174), (5686, 45045), (6006, 42645), (6435, 39802), (6930, 36959), (8190, 31273), (8529, 30030), (9009, 28430), (10010, 25587), (12870, 19901), (14215, 18018), (15015, 17058)]