27009990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 85155840

約数和(自身を除く): 58145850

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 461, 465, 558, 630, 651, 837, 922, 930, 945, 1085, 1302, 1383, 1395, 1674, 1890, 1953, 2170, 2305, 2766, 2790, 3227, 3255, 3906, 4149, 4185, 4610, 5859, 6454, 6510, 6915, 8298, 8370, 9681, 9765, 11718, 12447, 13830, 14291, 16135, 19362, 19530, 20745, 24894, 28582, 29043, 29295, 32270, 41490, 42873, 48405, 58086, 58590, 62235, 71455, 85746, 87129, 96810, 100037, 124470, 128619, 142910, 145215, 174258, 200074, 214365, 257238, 290430, 300111, 385857, 428730, 435645, 500185, 600222, 643095, 771714, 871290, 900333, 1000370, 1286190, 1500555, 1800666, 1929285, 2700999, 3001110, 3858570, 4501665, 5401998, 9003330, 13504995, 27009990]

約数ペア:

[(1, 27009990), (2, 13504995), (3, 9003330), (5, 5401998), (6, 4501665), (7, 3858570), (9, 3001110), (10, 2700999), (14, 1929285), (15, 1800666), (18, 1500555), (21, 1286190), (27, 1000370), (30, 900333), (31, 871290), (35, 771714), (42, 643095), (45, 600222), (54, 500185), (62, 435645), (63, 428730), (70, 385857), (90, 300111), (93, 290430), (105, 257238), (126, 214365), (135, 200074), (155, 174258), (186, 145215), (189, 142910), (210, 128619), (217, 124470), (270, 100037), (279, 96810), (310, 87129), (315, 85746), (378, 71455), (434, 62235), (461, 58590), (465, 58086), (558, 48405), (630, 42873), (651, 41490), (837, 32270), (922, 29295), (930, 29043), (945, 28582), (1085, 24894), (1302, 20745), (1383, 19530), (1395, 19362), (1674, 16135), (1890, 14291), (1953, 13830), (2170, 12447), (2305, 11718), (2766, 9765), (2790, 9681), (3227, 8370), (3255, 8298), (3906, 6915), (4149, 6510), (4185, 6454), (4610, 5859)]