1320009990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 3680847360

約数和(自身を除く): 2360837370

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 71, 78, 95, 114, 130, 142, 169, 190, 193, 195, 213, 247, 285, 338, 355, 386, 390, 426, 494, 507, 570, 579, 710, 741, 845, 923, 965, 1014, 1065, 1158, 1235, 1349, 1482, 1690, 1846, 1930, 2130, 2470, 2509, 2535, 2698, 2769, 2895, 3211, 3667, 3705, 4047, 4615, 5018, 5070, 5538, 5790, 6422, 6745, 7334, 7410, 7527, 8094, 9230, 9633, 11001, 11999, 12545, 13490, 13703, 13845, 15054, 16055, 17537, 18335, 19266, 20235, 22002, 23998, 25090, 27406, 27690, 32110, 32617, 35074, 35997, 36670, 37635, 40470, 41109, 47671, 48165, 52611, 55005, 59995, 65234, 68515, 71994, 75270, 82218, 87685, 95342, 96330, 97851, 105222, 110010, 119990, 137030, 143013, 163085, 175370, 178139, 179985, 195702, 205545, 227981, 238355, 260357, 263055, 286026, 326170, 356278, 359970, 411090, 455962, 476710, 489255, 520714, 526110, 534417, 619723, 683943, 715065, 781071, 890695, 978510, 1068834, 1139905, 1239446, 1301785, 1367886, 1430130, 1562142, 1781390, 1859169, 2279810, 2315807, 2603570, 2672085, 3098615, 3384641, 3419715, 3718338, 3905355, 4631614, 5344170, 6197230, 6769282, 6839430, 6947421, 7810710, 9295845, 10153923, 11579035, 13894842, 16923205, 18591690, 20307846, 23158070, 33846410, 34737105, 44000333, 50769615, 69474210, 88000666, 101539230, 132000999, 220001665, 264001998, 440003330, 660004995, 1320009990]

約数ペア:

[(1, 1320009990), (2, 660004995), (3, 440003330), (5, 264001998), (6, 220001665), (10, 132000999), (13, 101539230), (15, 88000666), (19, 69474210), (26, 50769615), (30, 44000333), (38, 34737105), (39, 33846410), (57, 23158070), (65, 20307846), (71, 18591690), (78, 16923205), (95, 13894842), (114, 11579035), (130, 10153923), (142, 9295845), (169, 7810710), (190, 6947421), (193, 6839430), (195, 6769282), (213, 6197230), (247, 5344170), (285, 4631614), (338, 3905355), (355, 3718338), (386, 3419715), (390, 3384641), (426, 3098615), (494, 2672085), (507, 2603570), (570, 2315807), (579, 2279810), (710, 1859169), (741, 1781390), (845, 1562142), (923, 1430130), (965, 1367886), (1014, 1301785), (1065, 1239446), (1158, 1139905), (1235, 1068834), (1349, 978510), (1482, 890695), (1690, 781071), (1846, 715065), (1930, 683943), (2130, 619723), (2470, 534417), (2509, 526110), (2535, 520714), (2698, 489255), (2769, 476710), (2895, 455962), (3211, 411090), (3667, 359970), (3705, 356278), (4047, 326170), (4615, 286026), (5018, 263055), (5070, 260357), (5538, 238355), (5790, 227981), (6422, 205545), (6745, 195702), (7334, 179985), (7410, 178139), (7527, 175370), (8094, 163085), (9230, 143013), (9633, 137030), (11001, 119990), (11999, 110010), (12545, 105222), (13490, 97851), (13703, 96330), (13845, 95342), (15054, 87685), (16055, 82218), (17537, 75270), (18335, 71994), (19266, 68515), (20235, 65234), (22002, 59995), (23998, 55005), (25090, 52611), (27406, 48165), (27690, 47671), (32110, 41109), (32617, 40470), (35074, 37635), (35997, 36670)]