198908640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{2819}}^1$

素因数の和:2854

約数の個数: 216

約数和(自身を含む): 789876360

約数和(自身を除く): 590967720

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, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2819, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5638, 5880, 7056, 7840, 8457, 8820, 10080, 11276, 11760, 14095, 14112, 16914, 17640, 19733, 22552, 23520, 25371, 28190, 33828, 35280, 39466, 42285, 45104, 50742, 56380, 59199, 67656, 70560, 78932, 84570, 90208, 98665, 101484, 112760, 118398, 126855, 135312, 138131, 157864, 169140, 177597, 197330, 202968, 225520, 236796, 253710, 270624, 276262, 295995, 315728, 338280, 355194, 394660, 405936, 414393, 451040, 473592, 507420, 552524, 591990, 631456, 676560, 690655, 710388, 789320, 811872, 828786, 887985, 947184, 1014840, 1105048, 1183980, 1243179, 1353120, 1381310, 1420776, 1578640, 1657572, 1775970, 1894368, 2029680, 2071965, 2210096, 2367960, 2486358, 2762620, 2841552, 3157280, 3315144, 3551940, 4059360, 4143930, 4420192, 4735920, 4972716, 5525240, 5683104, 6215895, 6630288, 7103880, 8287860, 9471840, 9945432, 11050480, 12431790, 13260576, 14207760, 16575720, 19890864, 22100960, 24863580, 28415520, 33151440, 39781728, 49727160, 66302880, 99454320, 198908640]

約数ペア:

[(1, 198908640), (2, 99454320), (3, 66302880), (4, 49727160), (5, 39781728), (6, 33151440), (7, 28415520), (8, 24863580), (9, 22100960), (10, 19890864), (12, 16575720), (14, 14207760), (15, 13260576), (16, 12431790), (18, 11050480), (20, 9945432), (21, 9471840), (24, 8287860), (28, 7103880), (30, 6630288), (32, 6215895), (35, 5683104), (36, 5525240), (40, 4972716), (42, 4735920), (45, 4420192), (48, 4143930), (49, 4059360), (56, 3551940), (60, 3315144), (63, 3157280), (70, 2841552), (72, 2762620), (80, 2486358), (84, 2367960), (90, 2210096), (96, 2071965), (98, 2029680), (105, 1894368), (112, 1775970), (120, 1657572), (126, 1578640), (140, 1420776), (144, 1381310), (147, 1353120), (160, 1243179), (168, 1183980), (180, 1105048), (196, 1014840), (210, 947184), (224, 887985), (240, 828786), (245, 811872), (252, 789320), (280, 710388), (288, 690655), (294, 676560), (315, 631456), (336, 591990), (360, 552524), (392, 507420), (420, 473592), (441, 451040), (480, 414393), (490, 405936), (504, 394660), (560, 355194), (588, 338280), (630, 315728), (672, 295995), (720, 276262), (735, 270624), (784, 253710), (840, 236796), (882, 225520), (980, 202968), (1008, 197330), (1120, 177597), (1176, 169140), (1260, 157864), (1440, 138131), (1470, 135312), (1568, 126855), (1680, 118398), (1764, 112760), (1960, 101484), (2016, 98665), (2205, 90208), (2352, 84570), (2520, 78932), (2819, 70560), (2940, 67656), (3360, 59199), (3528, 56380), (3920, 50742), (4410, 45104), (4704, 42285), (5040, 39466), (5638, 35280), (5880, 33828), (7056, 28190), (7840, 25371), (8457, 23520), (8820, 22552), (10080, 19733), (11276, 17640), (11760, 16914), (14095, 14112)]