291279636

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 801615360

約数和(自身を除く): 510335724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 61, 69, 73, 79, 92, 122, 138, 146, 158, 183, 207, 219, 237, 244, 276, 292, 316, 366, 414, 438, 474, 549, 657, 711, 732, 828, 876, 948, 1098, 1314, 1403, 1422, 1679, 1817, 2196, 2628, 2806, 2844, 3358, 3634, 4209, 4453, 4819, 5037, 5451, 5612, 5767, 6716, 7268, 8418, 8906, 9638, 10074, 10902, 11534, 12627, 13359, 14457, 15111, 16353, 16836, 17301, 17812, 19276, 20148, 21804, 23068, 25254, 26718, 28914, 30222, 32706, 34602, 40077, 43371, 50508, 51903, 53436, 57828, 60444, 65412, 69204, 80154, 86742, 102419, 103806, 110837, 132641, 160308, 173484, 204838, 207612, 221674, 265282, 307257, 332511, 351787, 397923, 409676, 443348, 530564, 614514, 665022, 703574, 795846, 921771, 997533, 1055361, 1193769, 1229028, 1330044, 1407148, 1591692, 1843542, 1995066, 2110722, 2387538, 3166083, 3687084, 3990132, 4221444, 4775076, 6332166, 8091101, 12664332, 16182202, 24273303, 32364404, 48546606, 72819909, 97093212, 145639818, 291279636]

約数ペア:

[(1, 291279636), (2, 145639818), (3, 97093212), (4, 72819909), (6, 48546606), (9, 32364404), (12, 24273303), (18, 16182202), (23, 12664332), (36, 8091101), (46, 6332166), (61, 4775076), (69, 4221444), (73, 3990132), (79, 3687084), (92, 3166083), (122, 2387538), (138, 2110722), (146, 1995066), (158, 1843542), (183, 1591692), (207, 1407148), (219, 1330044), (237, 1229028), (244, 1193769), (276, 1055361), (292, 997533), (316, 921771), (366, 795846), (414, 703574), (438, 665022), (474, 614514), (549, 530564), (657, 443348), (711, 409676), (732, 397923), (828, 351787), (876, 332511), (948, 307257), (1098, 265282), (1314, 221674), (1403, 207612), (1422, 204838), (1679, 173484), (1817, 160308), (2196, 132641), (2628, 110837), (2806, 103806), (2844, 102419), (3358, 86742), (3634, 80154), (4209, 69204), (4453, 65412), (4819, 60444), (5037, 57828), (5451, 53436), (5612, 51903), (5767, 50508), (6716, 43371), (7268, 40077), (8418, 34602), (8906, 32706), (9638, 30222), (10074, 28914), (10902, 26718), (11534, 25254), (12627, 23068), (13359, 21804), (14457, 20148), (15111, 19276), (16353, 17812), (16836, 17301)]