219733920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21799}}^1$

素因数の和:21827

約数の個数: 144

約数和(自身を含む): 857001600

約数和(自身を除く): 637267680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21799, 43598, 65397, 87196, 108995, 130794, 152593, 174392, 196191, 217990, 261588, 305186, 326985, 348784, 392382, 435980, 457779, 523176, 610372, 653970, 697568, 762965, 784764, 871960, 915558, 980955, 1046352, 1220744, 1307940, 1373337, 1525930, 1569528, 1743920, 1831116, 1961910, 2092704, 2288895, 2441488, 2615880, 2746674, 3051860, 3139056, 3487840, 3662232, 3923820, 4577790, 4882976, 5231760, 5493348, 6103720, 6278112, 6866685, 7324464, 7847640, 9155580, 10463520, 10986696, 12207440, 13733370, 14648928, 15695280, 18311160, 21973392, 24414880, 27466740, 31390560, 36622320, 43946784, 54933480, 73244640, 109866960, 219733920]

約数ペア:

[(1, 219733920), (2, 109866960), (3, 73244640), (4, 54933480), (5, 43946784), (6, 36622320), (7, 31390560), (8, 27466740), (9, 24414880), (10, 21973392), (12, 18311160), (14, 15695280), (15, 14648928), (16, 13733370), (18, 12207440), (20, 10986696), (21, 10463520), (24, 9155580), (28, 7847640), (30, 7324464), (32, 6866685), (35, 6278112), (36, 6103720), (40, 5493348), (42, 5231760), (45, 4882976), (48, 4577790), (56, 3923820), (60, 3662232), (63, 3487840), (70, 3139056), (72, 3051860), (80, 2746674), (84, 2615880), (90, 2441488), (96, 2288895), (105, 2092704), (112, 1961910), (120, 1831116), (126, 1743920), (140, 1569528), (144, 1525930), (160, 1373337), (168, 1307940), (180, 1220744), (210, 1046352), (224, 980955), (240, 915558), (252, 871960), (280, 784764), (288, 762965), (315, 697568), (336, 653970), (360, 610372), (420, 523176), (480, 457779), (504, 435980), (560, 392382), (630, 348784), (672, 326985), (720, 305186), (840, 261588), (1008, 217990), (1120, 196191), (1260, 174392), (1440, 152593), (1680, 130794), (2016, 108995), (2520, 87196), (3360, 65397), (5040, 43598), (10080, 21799)]