2689118640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15121}}^1$

素因数の和:15172

約数の個数: 240

約数和(自身を含む): 10238198880

約数和(自身を除く): 7549080240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1368, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2470, 2736, 2964, 3120, 3420, 3705, 3952, 4446, 4560, 4680, 4940, 5928, 6840, 7410, 8892, 9360, 9880, 11115, 11856, 13680, 14820, 15121, 17784, 19760, 22230, 29640, 30242, 35568, 44460, 45363, 59280, 60484, 75605, 88920, 90726, 120968, 136089, 151210, 177840, 181452, 196573, 226815, 241936, 272178, 287299, 302420, 362904, 393146, 453630, 544356, 574598, 589719, 604840, 680445, 725808, 786292, 861897, 907260, 982865, 1088712, 1149196, 1179438, 1209680, 1360890, 1436495, 1572584, 1723794, 1769157, 1814520, 1965730, 2177424, 2298392, 2358876, 2585691, 2721780, 2872990, 2948595, 3145168, 3447588, 3538314, 3629040, 3734887, 3931460, 4309485, 4596784, 4717752, 5171382, 5443560, 5745980, 5897190, 6895176, 7076628, 7469774, 7862920, 8618970, 8845785, 9435504, 10342764, 10887120, 11204661, 11491960, 11794380, 12928455, 13790352, 14153256, 14939548, 15725840, 17237940, 17691570, 18674435, 20685528, 22409322, 22983920, 23588760, 25856910, 28306512, 29879096, 33613983, 34475880, 35383140, 37348870, 41371056, 44818644, 47177520, 51713820, 56023305, 59758192, 67227966, 68951760, 70766280, 74697740, 89637288, 103427640, 112046610, 134455932, 141532560, 149395480, 168069915, 179274576, 206855280, 224093220, 268911864, 298790960, 336139830, 448186440, 537823728, 672279660, 896372880, 1344559320, 2689118640]

約数ペア:

[(1, 2689118640), (2, 1344559320), (3, 896372880), (4, 672279660), (5, 537823728), (6, 448186440), (8, 336139830), (9, 298790960), (10, 268911864), (12, 224093220), (13, 206855280), (15, 179274576), (16, 168069915), (18, 149395480), (19, 141532560), (20, 134455932), (24, 112046610), (26, 103427640), (30, 89637288), (36, 74697740), (38, 70766280), (39, 68951760), (40, 67227966), (45, 59758192), (48, 56023305), (52, 51713820), (57, 47177520), (60, 44818644), (65, 41371056), (72, 37348870), (76, 35383140), (78, 34475880), (80, 33613983), (90, 29879096), (95, 28306512), (104, 25856910), (114, 23588760), (117, 22983920), (120, 22409322), (130, 20685528), (144, 18674435), (152, 17691570), (156, 17237940), (171, 15725840), (180, 14939548), (190, 14153256), (195, 13790352), (208, 12928455), (228, 11794380), (234, 11491960), (240, 11204661), (247, 10887120), (260, 10342764), (285, 9435504), (304, 8845785), (312, 8618970), (342, 7862920), (360, 7469774), (380, 7076628), (390, 6895176), (456, 5897190), (468, 5745980), (494, 5443560), (520, 5171382), (570, 4717752), (585, 4596784), (624, 4309485), (684, 3931460), (720, 3734887), (741, 3629040), (760, 3538314), (780, 3447588), (855, 3145168), (912, 2948595), (936, 2872990), (988, 2721780), (1040, 2585691), (1140, 2358876), (1170, 2298392), (1235, 2177424), (1368, 1965730), (1482, 1814520), (1520, 1769157), (1560, 1723794), (1710, 1572584), (1872, 1436495), (1976, 1360890), (2223, 1209680), (2280, 1179438), (2340, 1149196), (2470, 1088712), (2736, 982865), (2964, 907260), (3120, 861897), (3420, 786292), (3705, 725808), (3952, 680445), (4446, 604840), (4560, 589719), (4680, 574598), (4940, 544356), (5928, 453630), (6840, 393146), (7410, 362904), (8892, 302420), (9360, 287299), (9880, 272178), (11115, 241936), (11856, 226815), (13680, 196573), (14820, 181452), (15121, 177840), (17784, 151210), (19760, 136089), (22230, 120968), (29640, 90726), (30242, 88920), (35568, 75605), (44460, 60484), (45363, 59280)]