200709090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{37}}^2\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 120

約数和(自身を含む): 557729172

約数和(自身を除く): 357020082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 81, 90, 111, 135, 162, 181, 185, 222, 270, 333, 362, 370, 405, 543, 555, 666, 810, 905, 999, 1086, 1110, 1369, 1629, 1665, 1810, 1998, 2715, 2738, 2997, 3258, 3330, 4107, 4887, 4995, 5430, 5994, 6697, 6845, 8145, 8214, 9774, 9990, 12321, 13394, 13690, 14661, 14985, 16290, 20091, 20535, 24435, 24642, 29322, 29970, 33485, 36963, 40182, 41070, 48870, 60273, 61605, 66970, 73305, 73926, 100455, 110889, 120546, 123210, 146610, 180819, 184815, 200910, 221778, 247789, 301365, 361638, 369630, 495578, 542457, 554445, 602730, 743367, 904095, 1084914, 1108890, 1238945, 1486734, 1808190, 2230101, 2477890, 2712285, 3716835, 4460202, 5424570, 6690303, 7433670, 11150505, 13380606, 20070909, 22301010, 33451515, 40141818, 66903030, 100354545, 200709090]

約数ペア:

[(1, 200709090), (2, 100354545), (3, 66903030), (5, 40141818), (6, 33451515), (9, 22301010), (10, 20070909), (15, 13380606), (18, 11150505), (27, 7433670), (30, 6690303), (37, 5424570), (45, 4460202), (54, 3716835), (74, 2712285), (81, 2477890), (90, 2230101), (111, 1808190), (135, 1486734), (162, 1238945), (181, 1108890), (185, 1084914), (222, 904095), (270, 743367), (333, 602730), (362, 554445), (370, 542457), (405, 495578), (543, 369630), (555, 361638), (666, 301365), (810, 247789), (905, 221778), (999, 200910), (1086, 184815), (1110, 180819), (1369, 146610), (1629, 123210), (1665, 120546), (1810, 110889), (1998, 100455), (2715, 73926), (2738, 73305), (2997, 66970), (3258, 61605), (3330, 60273), (4107, 48870), (4887, 41070), (4995, 40182), (5430, 36963), (5994, 33485), (6697, 29970), (6845, 29322), (8145, 24642), (8214, 24435), (9774, 20535), (9990, 20091), (12321, 16290), (13394, 14985), (13690, 14661)]