243310140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2753}}^1$

素因数の和:3259

約数の個数: 72

約数和(自身を含む): 739812528

約数和(自身を除く): 496502388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 491, 982, 1473, 1964, 2455, 2753, 2946, 4419, 4910, 5506, 5892, 7365, 8259, 8838, 9820, 11012, 13765, 14730, 16518, 17676, 22095, 24777, 27530, 29460, 33036, 41295, 44190, 49554, 55060, 82590, 88380, 99108, 123885, 165180, 247770, 495540, 1351723, 2703446, 4055169, 5406892, 6758615, 8110338, 12165507, 13517230, 16220676, 20275845, 24331014, 27034460, 40551690, 48662028, 60827535, 81103380, 121655070, 243310140]

約数ペア:

[(1, 243310140), (2, 121655070), (3, 81103380), (4, 60827535), (5, 48662028), (6, 40551690), (9, 27034460), (10, 24331014), (12, 20275845), (15, 16220676), (18, 13517230), (20, 12165507), (30, 8110338), (36, 6758615), (45, 5406892), (60, 4055169), (90, 2703446), (180, 1351723), (491, 495540), (982, 247770), (1473, 165180), (1964, 123885), (2455, 99108), (2753, 88380), (2946, 82590), (4419, 55060), (4910, 49554), (5506, 44190), (5892, 41295), (7365, 33036), (8259, 29460), (8838, 27530), (9820, 24777), (11012, 22095), (13765, 17676), (14730, 16518)]