217419390

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:836

約数の個数: 96

約数和(自身を含む): 591566976

約数和(自身を除く): 374147586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 131, 135, 162, 243, 262, 270, 393, 405, 486, 655, 683, 786, 810, 1179, 1215, 1310, 1366, 1965, 2049, 2358, 2430, 3415, 3537, 3930, 4098, 5895, 6147, 6830, 7074, 10245, 10611, 11790, 12294, 17685, 18441, 20490, 21222, 30735, 31833, 35370, 36882, 53055, 55323, 61470, 63666, 89473, 92205, 106110, 110646, 159165, 165969, 178946, 184410, 268419, 276615, 318330, 331938, 447365, 536838, 553230, 805257, 829845, 894730, 1342095, 1610514, 1659690, 2415771, 2684190, 4026285, 4831542, 7247313, 8052570, 12078855, 14494626, 21741939, 24157710, 36236565, 43483878, 72473130, 108709695, 217419390]

約数ペア:

[(1, 217419390), (2, 108709695), (3, 72473130), (5, 43483878), (6, 36236565), (9, 24157710), (10, 21741939), (15, 14494626), (18, 12078855), (27, 8052570), (30, 7247313), (45, 4831542), (54, 4026285), (81, 2684190), (90, 2415771), (131, 1659690), (135, 1610514), (162, 1342095), (243, 894730), (262, 829845), (270, 805257), (393, 553230), (405, 536838), (486, 447365), (655, 331938), (683, 318330), (786, 276615), (810, 268419), (1179, 184410), (1215, 178946), (1310, 165969), (1366, 159165), (1965, 110646), (2049, 106110), (2358, 92205), (2430, 89473), (3415, 63666), (3537, 61470), (3930, 55323), (4098, 53055), (5895, 36882), (6147, 35370), (6830, 31833), (7074, 30735), (10245, 21222), (10611, 20490), (11790, 18441), (12294, 17685)]