490181796

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 216

約数和(自身を含む): 1458003456

約数和(自身を除く): 967821660

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 31, 36, 39, 46, 52, 62, 69, 78, 92, 93, 113, 117, 124, 138, 156, 169, 186, 207, 226, 234, 276, 279, 299, 338, 339, 372, 403, 414, 452, 468, 507, 558, 598, 676, 678, 713, 806, 828, 897, 1014, 1017, 1116, 1196, 1209, 1356, 1426, 1469, 1521, 1612, 1794, 2028, 2034, 2139, 2418, 2599, 2691, 2852, 2938, 3042, 3503, 3588, 3627, 3887, 4068, 4278, 4407, 4836, 5198, 5239, 5382, 5876, 6084, 6417, 7006, 7254, 7774, 7797, 8556, 8814, 9269, 10396, 10478, 10509, 10764, 11661, 12834, 13221, 14012, 14508, 15548, 15594, 15717, 17628, 18538, 19097, 20956, 21018, 23322, 23391, 25668, 26442, 27807, 31188, 31434, 31527, 33787, 34983, 37076, 38194, 42036, 45539, 46644, 46782, 47151, 52884, 55614, 57291, 62868, 63054, 67574, 69966, 76388, 80569, 83421, 91078, 93564, 94302, 101361, 111228, 114582, 120497, 126108, 135148, 136617, 139932, 161138, 166842, 171873, 182156, 188604, 202722, 229164, 240994, 241707, 273234, 304083, 322276, 333684, 343746, 361491, 405444, 409851, 439231, 481988, 483414, 546468, 592007, 608166, 687492, 722982, 725121, 819702, 878462, 966828, 1047397, 1084473, 1184014, 1216332, 1317693, 1445964, 1450242, 1639404, 1756924, 1776021, 2094794, 2168946, 2368028, 2635386, 2900484, 3142191, 3552042, 3953079, 4189588, 4337892, 5270772, 5328063, 6284382, 7104084, 7906158, 9426573, 10656126, 12568764, 13616161, 15812316, 18853146, 21312252, 27232322, 37706292, 40848483, 54464644, 81696966, 122545449, 163393932, 245090898, 490181796]

約数ペア:

[(1, 490181796), (2, 245090898), (3, 163393932), (4, 122545449), (6, 81696966), (9, 54464644), (12, 40848483), (13, 37706292), (18, 27232322), (23, 21312252), (26, 18853146), (31, 15812316), (36, 13616161), (39, 12568764), (46, 10656126), (52, 9426573), (62, 7906158), (69, 7104084), (78, 6284382), (92, 5328063), (93, 5270772), (113, 4337892), (117, 4189588), (124, 3953079), (138, 3552042), (156, 3142191), (169, 2900484), (186, 2635386), (207, 2368028), (226, 2168946), (234, 2094794), (276, 1776021), (279, 1756924), (299, 1639404), (338, 1450242), (339, 1445964), (372, 1317693), (403, 1216332), (414, 1184014), (452, 1084473), (468, 1047397), (507, 966828), (558, 878462), (598, 819702), (676, 725121), (678, 722982), (713, 687492), (806, 608166), (828, 592007), (897, 546468), (1014, 483414), (1017, 481988), (1116, 439231), (1196, 409851), (1209, 405444), (1356, 361491), (1426, 343746), (1469, 333684), (1521, 322276), (1612, 304083), (1794, 273234), (2028, 241707), (2034, 240994), (2139, 229164), (2418, 202722), (2599, 188604), (2691, 182156), (2852, 171873), (2938, 166842), (3042, 161138), (3503, 139932), (3588, 136617), (3627, 135148), (3887, 126108), (4068, 120497), (4278, 114582), (4407, 111228), (4836, 101361), (5198, 94302), (5239, 93564), (5382, 91078), (5876, 83421), (6084, 80569), (6417, 76388), (7006, 69966), (7254, 67574), (7774, 63054), (7797, 62868), (8556, 57291), (8814, 55614), (9269, 52884), (10396, 47151), (10478, 46782), (10509, 46644), (10764, 45539), (11661, 42036), (12834, 38194), (13221, 37076), (14012, 34983), (14508, 33787), (15548, 31527), (15594, 31434), (15717, 31188), (17628, 27807), (18538, 26442), (19097, 25668), (20956, 23391), (21018, 23322)]