780486876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2416

約数の個数: 144

約数和(自身を含む): 2289530880

約数和(自身を除く): 1509044004

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 31, 36, 39, 46, 52, 62, 69, 78, 92, 93, 117, 124, 138, 156, 186, 207, 234, 276, 279, 299, 372, 403, 414, 468, 558, 598, 713, 806, 828, 897, 1116, 1196, 1209, 1426, 1612, 1794, 2139, 2339, 2418, 2691, 2852, 3588, 3627, 4278, 4678, 4836, 5382, 6417, 7017, 7254, 8556, 9269, 9356, 10764, 12834, 14034, 14508, 18538, 21051, 25668, 27807, 28068, 30407, 37076, 42102, 53797, 55614, 60814, 72509, 83421, 84204, 91221, 107594, 111228, 121628, 145018, 161391, 166842, 182442, 215188, 217527, 273663, 290036, 322782, 333684, 364884, 435054, 484173, 547326, 645564, 652581, 699361, 870108, 942617, 968346, 1094652, 1305162, 1398722, 1667707, 1885234, 1936692, 2098083, 2610324, 2797444, 2827851, 3335414, 3770468, 4196166, 5003121, 5655702, 6294249, 6670828, 8392332, 8483553, 10006242, 11311404, 12588498, 15009363, 16967106, 20012484, 21680191, 25176996, 30018726, 33934212, 43360382, 60037452, 65040573, 86720764, 130081146, 195121719, 260162292, 390243438, 780486876]

約数ペア:

[(1, 780486876), (2, 390243438), (3, 260162292), (4, 195121719), (6, 130081146), (9, 86720764), (12, 65040573), (13, 60037452), (18, 43360382), (23, 33934212), (26, 30018726), (31, 25176996), (36, 21680191), (39, 20012484), (46, 16967106), (52, 15009363), (62, 12588498), (69, 11311404), (78, 10006242), (92, 8483553), (93, 8392332), (117, 6670828), (124, 6294249), (138, 5655702), (156, 5003121), (186, 4196166), (207, 3770468), (234, 3335414), (276, 2827851), (279, 2797444), (299, 2610324), (372, 2098083), (403, 1936692), (414, 1885234), (468, 1667707), (558, 1398722), (598, 1305162), (713, 1094652), (806, 968346), (828, 942617), (897, 870108), (1116, 699361), (1196, 652581), (1209, 645564), (1426, 547326), (1612, 484173), (1794, 435054), (2139, 364884), (2339, 333684), (2418, 322782), (2691, 290036), (2852, 273663), (3588, 217527), (3627, 215188), (4278, 182442), (4678, 166842), (4836, 161391), (5382, 145018), (6417, 121628), (7017, 111228), (7254, 107594), (8556, 91221), (9269, 84204), (9356, 83421), (10764, 72509), (12834, 60814), (14034, 55614), (14508, 53797), (18538, 42102), (21051, 37076), (25668, 30407), (27807, 28068)]