19487652840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{28687}}^1$

素因数の和:28761

約数の個数: 256

約数和(自身を含む): 70641331200

約数和(自身を除く): 51153678360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 37, 40, 45, 51, 54, 60, 68, 72, 74, 85, 90, 102, 108, 111, 120, 135, 136, 148, 153, 170, 180, 185, 204, 216, 222, 255, 270, 296, 306, 333, 340, 360, 370, 408, 444, 459, 510, 540, 555, 612, 629, 666, 680, 740, 765, 888, 918, 999, 1020, 1080, 1110, 1224, 1258, 1332, 1480, 1530, 1665, 1836, 1887, 1998, 2040, 2220, 2295, 2516, 2664, 3060, 3145, 3330, 3672, 3774, 3996, 4440, 4590, 4995, 5032, 5661, 6120, 6290, 6660, 7548, 7992, 9180, 9435, 9990, 11322, 12580, 13320, 15096, 16983, 18360, 18870, 19980, 22644, 25160, 28305, 28687, 33966, 37740, 39960, 45288, 56610, 57374, 67932, 75480, 84915, 86061, 113220, 114748, 135864, 143435, 169830, 172122, 226440, 229496, 258183, 286870, 339660, 344244, 430305, 487679, 516366, 573740, 679320, 688488, 774549, 860610, 975358, 1032732, 1061419, 1147480, 1290915, 1463037, 1549098, 1721220, 1950716, 2065464, 2122838, 2438395, 2581830, 2926074, 3098196, 3184257, 3442440, 3872745, 3901432, 4245676, 4389111, 4876790, 5163660, 5307095, 5852148, 6196392, 6368514, 7315185, 7745490, 8491352, 8778222, 9552771, 9753580, 10327320, 10614190, 11704296, 12737028, 13167333, 14630370, 15490980, 15921285, 17556444, 18044123, 19105542, 19507160, 21228380, 21945555, 25474056, 26334666, 28658313, 29260740, 30981960, 31842570, 35112888, 36088246, 38211084, 42456760, 43891110, 47763855, 52669332, 54132369, 57316626, 58521480, 63685140, 65836665, 72176492, 76422168, 87782220, 90220615, 95527710, 105338664, 108264738, 114633252, 127370280, 131673330, 143291565, 144352984, 162397107, 175564440, 180441230, 191055420, 216529476, 229266504, 263346660, 270661845, 286583130, 324794214, 360882460, 382110840, 433058952, 487191321, 526693320, 541323690, 573166260, 649588428, 721764920, 811985535, 974382642, 1082647380, 1146332520, 1299176856, 1623971070, 1948765284, 2165294760, 2435956605, 3247942140, 3897530568, 4871913210, 6495884280, 9743826420, 19487652840]

約数ペア:

[(1, 19487652840), (2, 9743826420), (3, 6495884280), (4, 4871913210), (5, 3897530568), (6, 3247942140), (8, 2435956605), (9, 2165294760), (10, 1948765284), (12, 1623971070), (15, 1299176856), (17, 1146332520), (18, 1082647380), (20, 974382642), (24, 811985535), (27, 721764920), (30, 649588428), (34, 573166260), (36, 541323690), (37, 526693320), (40, 487191321), (45, 433058952), (51, 382110840), (54, 360882460), (60, 324794214), (68, 286583130), (72, 270661845), (74, 263346660), (85, 229266504), (90, 216529476), (102, 191055420), (108, 180441230), (111, 175564440), (120, 162397107), (135, 144352984), (136, 143291565), (148, 131673330), (153, 127370280), (170, 114633252), (180, 108264738), (185, 105338664), (204, 95527710), (216, 90220615), (222, 87782220), (255, 76422168), (270, 72176492), (296, 65836665), (306, 63685140), (333, 58521480), (340, 57316626), (360, 54132369), (370, 52669332), (408, 47763855), (444, 43891110), (459, 42456760), (510, 38211084), (540, 36088246), (555, 35112888), (612, 31842570), (629, 30981960), (666, 29260740), (680, 28658313), (740, 26334666), (765, 25474056), (888, 21945555), (918, 21228380), (999, 19507160), (1020, 19105542), (1080, 18044123), (1110, 17556444), (1224, 15921285), (1258, 15490980), (1332, 14630370), (1480, 13167333), (1530, 12737028), (1665, 11704296), (1836, 10614190), (1887, 10327320), (1998, 9753580), (2040, 9552771), (2220, 8778222), (2295, 8491352), (2516, 7745490), (2664, 7315185), (3060, 6368514), (3145, 6196392), (3330, 5852148), (3672, 5307095), (3774, 5163660), (3996, 4876790), (4440, 4389111), (4590, 4245676), (4995, 3901432), (5032, 3872745), (5661, 3442440), (6120, 3184257), (6290, 3098196), (6660, 2926074), (7548, 2581830), (7992, 2438395), (9180, 2122838), (9435, 2065464), (9990, 1950716), (11322, 1721220), (12580, 1549098), (13320, 1463037), (15096, 1290915), (16983, 1147480), (18360, 1061419), (18870, 1032732), (19980, 975358), (22644, 860610), (25160, 774549), (28305, 688488), (28687, 679320), (33966, 573740), (37740, 516366), (39960, 487679), (45288, 430305), (56610, 344244), (57374, 339660), (67932, 286870), (75480, 258183), (84915, 229496), (86061, 226440), (113220, 172122), (114748, 169830), (135864, 143435)]