216983880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6481}}^1$

素因数の和:6532

約数の個数: 128

約数和(自身を含む): 746726400

約数和(自身を除く): 529742520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6481, 6696, 8370, 11160, 12962, 16740, 19443, 25924, 32405, 33480, 38886, 51848, 58329, 64810, 77772, 97215, 116658, 129620, 155544, 174987, 194430, 200911, 233316, 259240, 291645, 349974, 388860, 401822, 466632, 583290, 602733, 699948, 777720, 803644, 874935, 1004555, 1166580, 1205466, 1399896, 1607288, 1749870, 1808199, 2009110, 2333160, 2410932, 3013665, 3499740, 3616398, 4018220, 4821864, 5424597, 6027330, 6999480, 7232796, 8036440, 9040995, 10849194, 12054660, 14465592, 18081990, 21698388, 24109320, 27122985, 36163980, 43396776, 54245970, 72327960, 108491940, 216983880]

約数ペア:

[(1, 216983880), (2, 108491940), (3, 72327960), (4, 54245970), (5, 43396776), (6, 36163980), (8, 27122985), (9, 24109320), (10, 21698388), (12, 18081990), (15, 14465592), (18, 12054660), (20, 10849194), (24, 9040995), (27, 8036440), (30, 7232796), (31, 6999480), (36, 6027330), (40, 5424597), (45, 4821864), (54, 4018220), (60, 3616398), (62, 3499740), (72, 3013665), (90, 2410932), (93, 2333160), (108, 2009110), (120, 1808199), (124, 1749870), (135, 1607288), (155, 1399896), (180, 1205466), (186, 1166580), (216, 1004555), (248, 874935), (270, 803644), (279, 777720), (310, 699948), (360, 602733), (372, 583290), (465, 466632), (540, 401822), (558, 388860), (620, 349974), (744, 291645), (837, 259240), (930, 233316), (1080, 200911), (1116, 194430), (1240, 174987), (1395, 155544), (1674, 129620), (1860, 116658), (2232, 97215), (2790, 77772), (3348, 64810), (3720, 58329), (4185, 51848), (5580, 38886), (6481, 33480), (6696, 32405), (8370, 25924), (11160, 19443), (12962, 16740)]