279505590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2381}}^1$

素因数の和:2454

約数の個数: 128

約数和(自身を含む): 845171712

約数和(自身を除く): 565666122

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 43, 65, 70, 78, 86, 91, 105, 129, 130, 182, 195, 210, 215, 258, 273, 301, 390, 430, 455, 546, 559, 602, 645, 903, 910, 1118, 1290, 1365, 1505, 1677, 1806, 2381, 2730, 2795, 3010, 3354, 3913, 4515, 4762, 5590, 7143, 7826, 8385, 9030, 11739, 11905, 14286, 16667, 16770, 19565, 23478, 23810, 30953, 33334, 35715, 39130, 50001, 58695, 61906, 71430, 83335, 92859, 100002, 102383, 117390, 154765, 166670, 185718, 204766, 216671, 250005, 307149, 309530, 433342, 464295, 500010, 511915, 614298, 650013, 716681, 928590, 1023830, 1083355, 1300026, 1330979, 1433362, 1535745, 2150043, 2166710, 2661958, 3071490, 3250065, 3583405, 3992937, 4300086, 6500130, 6654895, 7166810, 7985874, 9316853, 10750215, 13309790, 18633706, 19964685, 21500430, 27950559, 39929370, 46584265, 55901118, 93168530, 139752795, 279505590]

約数ペア:

[(1, 279505590), (2, 139752795), (3, 93168530), (5, 55901118), (6, 46584265), (7, 39929370), (10, 27950559), (13, 21500430), (14, 19964685), (15, 18633706), (21, 13309790), (26, 10750215), (30, 9316853), (35, 7985874), (39, 7166810), (42, 6654895), (43, 6500130), (65, 4300086), (70, 3992937), (78, 3583405), (86, 3250065), (91, 3071490), (105, 2661958), (129, 2166710), (130, 2150043), (182, 1535745), (195, 1433362), (210, 1330979), (215, 1300026), (258, 1083355), (273, 1023830), (301, 928590), (390, 716681), (430, 650013), (455, 614298), (546, 511915), (559, 500010), (602, 464295), (645, 433342), (903, 309530), (910, 307149), (1118, 250005), (1290, 216671), (1365, 204766), (1505, 185718), (1677, 166670), (1806, 154765), (2381, 117390), (2730, 102383), (2795, 100002), (3010, 92859), (3354, 83335), (3913, 71430), (4515, 61906), (4762, 58695), (5590, 50001), (7143, 39130), (7826, 35715), (8385, 33334), (9030, 30953), (11739, 23810), (11905, 23478), (14286, 19565), (16667, 16770)]