21219663960

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{198463}}^1$

素因数の和:198500

約数の個数: 192

約数和(自身を含む): 78020167680

約数和(自身を除く): 56800503720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 243, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 540, 594, 648, 660, 792, 810, 891, 972, 990, 1080, 1188, 1215, 1320, 1485, 1620, 1782, 1944, 1980, 2376, 2430, 2673, 2970, 3240, 3564, 3960, 4455, 4860, 5346, 5940, 7128, 8910, 9720, 10692, 11880, 13365, 17820, 21384, 26730, 35640, 53460, 106920, 198463, 396926, 595389, 793852, 992315, 1190778, 1587704, 1786167, 1984630, 2183093, 2381556, 2976945, 3572334, 3969260, 4366186, 4763112, 5358501, 5953890, 6549279, 7144668, 7938520, 8732372, 8930835, 10717002, 10915465, 11907780, 13098558, 14289336, 16075503, 17464744, 17861670, 19647837, 21434004, 21830930, 23815560, 26197116, 26792505, 32151006, 32746395, 35723340, 39295674, 42868008, 43661860, 48226509, 52394232, 53585010, 58943511, 64302012, 65492790, 71446680, 78591348, 80377515, 87323720, 96453018, 98239185, 107170020, 117887022, 128604024, 130985580, 157182696, 160755030, 176830533, 192906036, 196478370, 214340040, 235774044, 241132545, 261971160, 294717555, 321510060, 353661066, 385812072, 392956740, 471548088, 482265090, 530491599, 589435110, 643020120, 707322132, 785913480, 884152665, 964530180, 1060983198, 1178870220, 1414644264, 1768305330, 1929060360, 2121966396, 2357740440, 2652457995, 3536610660, 4243932792, 5304915990, 7073221320, 10609831980, 21219663960]

約数ペア:

[(1, 21219663960), (2, 10609831980), (3, 7073221320), (4, 5304915990), (5, 4243932792), (6, 3536610660), (8, 2652457995), (9, 2357740440), (10, 2121966396), (11, 1929060360), (12, 1768305330), (15, 1414644264), (18, 1178870220), (20, 1060983198), (22, 964530180), (24, 884152665), (27, 785913480), (30, 707322132), (33, 643020120), (36, 589435110), (40, 530491599), (44, 482265090), (45, 471548088), (54, 392956740), (55, 385812072), (60, 353661066), (66, 321510060), (72, 294717555), (81, 261971160), (88, 241132545), (90, 235774044), (99, 214340040), (108, 196478370), (110, 192906036), (120, 176830533), (132, 160755030), (135, 157182696), (162, 130985580), (165, 128604024), (180, 117887022), (198, 107170020), (216, 98239185), (220, 96453018), (243, 87323720), (264, 80377515), (270, 78591348), (297, 71446680), (324, 65492790), (330, 64302012), (360, 58943511), (396, 53585010), (405, 52394232), (440, 48226509), (486, 43661860), (495, 42868008), (540, 39295674), (594, 35723340), (648, 32746395), (660, 32151006), (792, 26792505), (810, 26197116), (891, 23815560), (972, 21830930), (990, 21434004), (1080, 19647837), (1188, 17861670), (1215, 17464744), (1320, 16075503), (1485, 14289336), (1620, 13098558), (1782, 11907780), (1944, 10915465), (1980, 10717002), (2376, 8930835), (2430, 8732372), (2673, 7938520), (2970, 7144668), (3240, 6549279), (3564, 5953890), (3960, 5358501), (4455, 4763112), (4860, 4366186), (5346, 3969260), (5940, 3572334), (7128, 2976945), (8910, 2381556), (9720, 2183093), (10692, 1984630), (11880, 1786167), (13365, 1587704), (17820, 1190778), (21384, 992315), (26730, 793852), (35640, 595389), (53460, 396926), (106920, 198463)]