1945407870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{457}}^1$

素因数の和:739

約数の個数: 192

約数和(自身を含む): 6018779520

約数和(自身を除く): 4073371650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 58, 63, 70, 87, 90, 105, 126, 145, 174, 203, 210, 233, 261, 290, 315, 406, 435, 457, 466, 522, 609, 630, 699, 870, 914, 1015, 1165, 1218, 1305, 1371, 1398, 1631, 1827, 2030, 2097, 2285, 2330, 2610, 2742, 3045, 3199, 3262, 3495, 3654, 4113, 4194, 4570, 4893, 6090, 6398, 6757, 6855, 6990, 8155, 8226, 9135, 9597, 9786, 10485, 13253, 13514, 13710, 14679, 15995, 16310, 18270, 19194, 20271, 20565, 20970, 24465, 26506, 28791, 29358, 31990, 33785, 39759, 40542, 41130, 47299, 47985, 48930, 57582, 60813, 66265, 67570, 73395, 79518, 92771, 94598, 95970, 101355, 106481, 119277, 121626, 132530, 141897, 143955, 146790, 185542, 198795, 202710, 212962, 236495, 238554, 278313, 283794, 287910, 304065, 319443, 397590, 425691, 463855, 472990, 532405, 556626, 596385, 608130, 638886, 709485, 745367, 834939, 851382, 927710, 958329, 1064810, 1192770, 1391565, 1418970, 1490734, 1597215, 1669878, 1916658, 2128455, 2236101, 2783130, 3087949, 3194430, 3726835, 4174695, 4256910, 4472202, 4791645, 6175898, 6708303, 7453670, 8349390, 9263847, 9583290, 11180505, 13416606, 15439745, 18527694, 21615643, 22361010, 27791541, 30879490, 33541515, 43231286, 46319235, 55583082, 64846929, 67083030, 92638470, 108078215, 129693858, 138957705, 194540787, 216156430, 277915410, 324234645, 389081574, 648469290, 972703935, 1945407870]

約数ペア:

[(1, 1945407870), (2, 972703935), (3, 648469290), (5, 389081574), (6, 324234645), (7, 277915410), (9, 216156430), (10, 194540787), (14, 138957705), (15, 129693858), (18, 108078215), (21, 92638470), (29, 67083030), (30, 64846929), (35, 55583082), (42, 46319235), (45, 43231286), (58, 33541515), (63, 30879490), (70, 27791541), (87, 22361010), (90, 21615643), (105, 18527694), (126, 15439745), (145, 13416606), (174, 11180505), (203, 9583290), (210, 9263847), (233, 8349390), (261, 7453670), (290, 6708303), (315, 6175898), (406, 4791645), (435, 4472202), (457, 4256910), (466, 4174695), (522, 3726835), (609, 3194430), (630, 3087949), (699, 2783130), (870, 2236101), (914, 2128455), (1015, 1916658), (1165, 1669878), (1218, 1597215), (1305, 1490734), (1371, 1418970), (1398, 1391565), (1631, 1192770), (1827, 1064810), (2030, 958329), (2097, 927710), (2285, 851382), (2330, 834939), (2610, 745367), (2742, 709485), (3045, 638886), (3199, 608130), (3262, 596385), (3495, 556626), (3654, 532405), (4113, 472990), (4194, 463855), (4570, 425691), (4893, 397590), (6090, 319443), (6398, 304065), (6757, 287910), (6855, 283794), (6990, 278313), (8155, 238554), (8226, 236495), (9135, 212962), (9597, 202710), (9786, 198795), (10485, 185542), (13253, 146790), (13514, 143955), (13710, 141897), (14679, 132530), (15995, 121626), (16310, 119277), (18270, 106481), (19194, 101355), (20271, 95970), (20565, 94598), (20970, 92771), (24465, 79518), (26506, 73395), (28791, 67570), (29358, 66265), (31990, 60813), (33785, 57582), (39759, 48930), (40542, 47985), (41130, 47299)]