221534880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{9419}}^1$

素因数の和:9451

約数の個数: 144

約数和(自身を含む): 811853280

約数和(自身を除く): 590318400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 9419, 11760, 18838, 23520, 28257, 37676, 47095, 56514, 65933, 75352, 94190, 113028, 131866, 141285, 150704, 188380, 197799, 226056, 263732, 282570, 301408, 329665, 376760, 395598, 452112, 461531, 527464, 565140, 659330, 753520, 791196, 904224, 923062, 988995, 1054928, 1130280, 1318660, 1384593, 1507040, 1582392, 1846124, 1977990, 2109856, 2260560, 2307655, 2637320, 2769186, 3164784, 3692248, 3955980, 4521120, 4615310, 5274640, 5538372, 6329568, 6922965, 7384496, 7911960, 9230620, 10549280, 11076744, 13845930, 14768992, 15823920, 18461240, 22153488, 27691860, 31647840, 36922480, 44306976, 55383720, 73844960, 110767440, 221534880]

約数ペア:

[(1, 221534880), (2, 110767440), (3, 73844960), (4, 55383720), (5, 44306976), (6, 36922480), (7, 31647840), (8, 27691860), (10, 22153488), (12, 18461240), (14, 15823920), (15, 14768992), (16, 13845930), (20, 11076744), (21, 10549280), (24, 9230620), (28, 7911960), (30, 7384496), (32, 6922965), (35, 6329568), (40, 5538372), (42, 5274640), (48, 4615310), (49, 4521120), (56, 3955980), (60, 3692248), (70, 3164784), (80, 2769186), (84, 2637320), (96, 2307655), (98, 2260560), (105, 2109856), (112, 1977990), (120, 1846124), (140, 1582392), (147, 1507040), (160, 1384593), (168, 1318660), (196, 1130280), (210, 1054928), (224, 988995), (240, 923062), (245, 904224), (280, 791196), (294, 753520), (336, 659330), (392, 565140), (420, 527464), (480, 461531), (490, 452112), (560, 395598), (588, 376760), (672, 329665), (735, 301408), (784, 282570), (840, 263732), (980, 226056), (1120, 197799), (1176, 188380), (1470, 150704), (1568, 141285), (1680, 131866), (1960, 113028), (2352, 94190), (2940, 75352), (3360, 65933), (3920, 56514), (4704, 47095), (5880, 37676), (7840, 28257), (9419, 23520), (11760, 18838)]