31675728120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:1006

約数の個数: 256

約数和(自身を含む): 100414702080

約数和(自身を除く): 68738973960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 43, 60, 74, 86, 111, 120, 129, 148, 172, 185, 215, 222, 251, 258, 296, 344, 370, 430, 444, 502, 516, 555, 645, 661, 740, 753, 860, 888, 1004, 1032, 1110, 1255, 1290, 1322, 1480, 1506, 1591, 1720, 1983, 2008, 2220, 2510, 2580, 2644, 3012, 3182, 3305, 3765, 3966, 4440, 4773, 5020, 5160, 5288, 6024, 6364, 6610, 7530, 7932, 7955, 9287, 9546, 9915, 10040, 10793, 12728, 13220, 15060, 15864, 15910, 18574, 19092, 19830, 21586, 23865, 24457, 26440, 27861, 28423, 30120, 31820, 32379, 37148, 38184, 39660, 43172, 46435, 47730, 48914, 53965, 55722, 56846, 63640, 64758, 73371, 74296, 79320, 85269, 86344, 92870, 95460, 97828, 107930, 111444, 113692, 122285, 129516, 139305, 142115, 146742, 161895, 165911, 170538, 185740, 190920, 195656, 215860, 222888, 227384, 244570, 259032, 278610, 284230, 293484, 323790, 331822, 341076, 366855, 371480, 399341, 426345, 431720, 489140, 497733, 557220, 568460, 586968, 647580, 663644, 682152, 733710, 798682, 829555, 852690, 978280, 995466, 1051651, 1114440, 1136920, 1198023, 1295160, 1327288, 1467420, 1597364, 1659110, 1705380, 1990932, 1996705, 2103302, 2396046, 2488665, 2934840, 3154953, 3194728, 3318220, 3410760, 3981864, 3993410, 4206604, 4792092, 4977330, 5258255, 5990115, 6138707, 6309906, 6636440, 7134173, 7986820, 8413208, 9584184, 9954660, 10516510, 11980230, 12277414, 12619812, 14268346, 15774765, 15973640, 18416121, 19909320, 21033020, 21402519, 23960460, 24554828, 25239624, 28536692, 30693535, 31549530, 35670865, 36832242, 42066040, 42805038, 47920920, 49109656, 57073384, 61387070, 63099060, 71341730, 73664484, 85610076, 92080605, 107012595, 122774140, 126198120, 142683460, 147328968, 171220152, 184161210, 214025190, 245548280, 263964401, 285366920, 368322420, 428050380, 527928802, 736644840, 791893203, 856100760, 1055857604, 1319822005, 1583786406, 2111715208, 2639644010, 3167572812, 3959466015, 5279288020, 6335145624, 7918932030, 10558576040, 15837864060, 31675728120]

約数ペア:

[(1, 31675728120), (2, 15837864060), (3, 10558576040), (4, 7918932030), (5, 6335145624), (6, 5279288020), (8, 3959466015), (10, 3167572812), (12, 2639644010), (15, 2111715208), (20, 1583786406), (24, 1319822005), (30, 1055857604), (37, 856100760), (40, 791893203), (43, 736644840), (60, 527928802), (74, 428050380), (86, 368322420), (111, 285366920), (120, 263964401), (129, 245548280), (148, 214025190), (172, 184161210), (185, 171220152), (215, 147328968), (222, 142683460), (251, 126198120), (258, 122774140), (296, 107012595), (344, 92080605), (370, 85610076), (430, 73664484), (444, 71341730), (502, 63099060), (516, 61387070), (555, 57073384), (645, 49109656), (661, 47920920), (740, 42805038), (753, 42066040), (860, 36832242), (888, 35670865), (1004, 31549530), (1032, 30693535), (1110, 28536692), (1255, 25239624), (1290, 24554828), (1322, 23960460), (1480, 21402519), (1506, 21033020), (1591, 19909320), (1720, 18416121), (1983, 15973640), (2008, 15774765), (2220, 14268346), (2510, 12619812), (2580, 12277414), (2644, 11980230), (3012, 10516510), (3182, 9954660), (3305, 9584184), (3765, 8413208), (3966, 7986820), (4440, 7134173), (4773, 6636440), (5020, 6309906), (5160, 6138707), (5288, 5990115), (6024, 5258255), (6364, 4977330), (6610, 4792092), (7530, 4206604), (7932, 3993410), (7955, 3981864), (9287, 3410760), (9546, 3318220), (9915, 3194728), (10040, 3154953), (10793, 2934840), (12728, 2488665), (13220, 2396046), (15060, 2103302), (15864, 1996705), (15910, 1990932), (18574, 1705380), (19092, 1659110), (19830, 1597364), (21586, 1467420), (23865, 1327288), (24457, 1295160), (26440, 1198023), (27861, 1136920), (28423, 1114440), (30120, 1051651), (31820, 995466), (32379, 978280), (37148, 852690), (38184, 829555), (39660, 798682), (43172, 733710), (46435, 682152), (47730, 663644), (48914, 647580), (53965, 586968), (55722, 568460), (56846, 557220), (63640, 497733), (64758, 489140), (73371, 431720), (74296, 426345), (79320, 399341), (85269, 371480), (86344, 366855), (92870, 341076), (95460, 331822), (97828, 323790), (107930, 293484), (111444, 284230), (113692, 278610), (122285, 259032), (129516, 244570), (139305, 227384), (142115, 222888), (146742, 215860), (161895, 195656), (165911, 190920), (170538, 185740)]