18117900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:552

約数の個数: 108

約数和(自身を含む): 58293144

約数和(自身を除く): 40175244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 50, 60, 75, 82, 90, 100, 123, 150, 164, 180, 205, 225, 246, 300, 369, 410, 450, 491, 492, 615, 738, 820, 900, 982, 1025, 1230, 1473, 1476, 1845, 1964, 2050, 2455, 2460, 2946, 3075, 3690, 4100, 4419, 4910, 5892, 6150, 7365, 7380, 8838, 9225, 9820, 12275, 12300, 14730, 17676, 18450, 20131, 22095, 24550, 29460, 36825, 36900, 40262, 44190, 49100, 60393, 73650, 80524, 88380, 100655, 110475, 120786, 147300, 181179, 201310, 220950, 241572, 301965, 362358, 402620, 441900, 503275, 603930, 724716, 905895, 1006550, 1207860, 1509825, 1811790, 2013100, 3019650, 3623580, 4529475, 6039300, 9058950, 18117900]

約数ペア:

[(1, 18117900), (2, 9058950), (3, 6039300), (4, 4529475), (5, 3623580), (6, 3019650), (9, 2013100), (10, 1811790), (12, 1509825), (15, 1207860), (18, 1006550), (20, 905895), (25, 724716), (30, 603930), (36, 503275), (41, 441900), (45, 402620), (50, 362358), (60, 301965), (75, 241572), (82, 220950), (90, 201310), (100, 181179), (123, 147300), (150, 120786), (164, 110475), (180, 100655), (205, 88380), (225, 80524), (246, 73650), (300, 60393), (369, 49100), (410, 44190), (450, 40262), (491, 36900), (492, 36825), (615, 29460), (738, 24550), (820, 22095), (900, 20131), (982, 18450), (1025, 17676), (1230, 14730), (1473, 12300), (1476, 12275), (1845, 9820), (1964, 9225), (2050, 8838), (2455, 7380), (2460, 7365), (2946, 6150), (3075, 5892), (3690, 4910), (4100, 4419)]