821320110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1327}}^1$

素因数の和:1399

約数の個数: 144

約数和(自身を含む): 2405841984

約数和(自身を除く): 1584521874

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 30, 39, 45, 46, 65, 69, 78, 90, 115, 117, 130, 138, 195, 207, 230, 234, 299, 345, 390, 414, 529, 585, 598, 690, 897, 1035, 1058, 1170, 1327, 1495, 1587, 1794, 2070, 2645, 2654, 2691, 2990, 3174, 3981, 4485, 4761, 5290, 5382, 6635, 6877, 7935, 7962, 8970, 9522, 11943, 13270, 13455, 13754, 15870, 17251, 19905, 20631, 23805, 23886, 26910, 30521, 34385, 34502, 39810, 41262, 47610, 51753, 59715, 61042, 61893, 68770, 86255, 91563, 103155, 103506, 119430, 123786, 152605, 155259, 172510, 183126, 206310, 258765, 274689, 305210, 309465, 310518, 396773, 457815, 517530, 549378, 618930, 701983, 776295, 793546, 915630, 1190319, 1373445, 1403966, 1552590, 1983865, 2105949, 2380638, 2746890, 3509915, 3570957, 3967730, 4211898, 5951595, 6317847, 7019830, 7141914, 9125779, 10529745, 11903190, 12635694, 17854785, 18251558, 21059490, 27377337, 31589235, 35709570, 45628895, 54754674, 63178470, 82132011, 91257790, 136886685, 164264022, 273773370, 410660055, 821320110]

約数ペア:

[(1, 821320110), (2, 410660055), (3, 273773370), (5, 164264022), (6, 136886685), (9, 91257790), (10, 82132011), (13, 63178470), (15, 54754674), (18, 45628895), (23, 35709570), (26, 31589235), (30, 27377337), (39, 21059490), (45, 18251558), (46, 17854785), (65, 12635694), (69, 11903190), (78, 10529745), (90, 9125779), (115, 7141914), (117, 7019830), (130, 6317847), (138, 5951595), (195, 4211898), (207, 3967730), (230, 3570957), (234, 3509915), (299, 2746890), (345, 2380638), (390, 2105949), (414, 1983865), (529, 1552590), (585, 1403966), (598, 1373445), (690, 1190319), (897, 915630), (1035, 793546), (1058, 776295), (1170, 701983), (1327, 618930), (1495, 549378), (1587, 517530), (1794, 457815), (2070, 396773), (2645, 310518), (2654, 309465), (2691, 305210), (2990, 274689), (3174, 258765), (3981, 206310), (4485, 183126), (4761, 172510), (5290, 155259), (5382, 152605), (6635, 123786), (6877, 119430), (7935, 103506), (7962, 103155), (8970, 91563), (9522, 86255), (11943, 68770), (13270, 61893), (13455, 61042), (13754, 59715), (15870, 51753), (17251, 47610), (19905, 41262), (20631, 39810), (23805, 34502), (23886, 34385), (26910, 30521)]