209400660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1843

約数の個数: 192

約数和(自身を含む): 768983040

約数和(自身を除く): 559582380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1395, 1674, 1787, 1860, 1890, 1953, 2170, 2604, 2790, 3255, 3348, 3574, 3780, 3906, 4185, 4340, 5361, 5580, 5859, 6510, 7148, 7812, 8370, 8935, 9765, 10722, 11718, 12509, 13020, 16083, 16740, 17870, 19530, 21444, 23436, 25018, 26805, 29295, 32166, 35740, 37527, 39060, 48249, 50036, 53610, 55397, 58590, 62545, 64332, 75054, 80415, 96498, 107220, 110794, 112581, 117180, 125090, 150108, 160830, 166191, 187635, 192996, 221588, 225162, 241245, 250180, 276985, 321660, 332382, 337743, 375270, 387779, 450324, 482490, 498573, 553970, 562905, 664764, 675486, 750540, 775558, 830955, 964980, 997146, 1107940, 1125810, 1163337, 1350972, 1495719, 1551116, 1661910, 1688715, 1938895, 1994292, 2251620, 2326674, 2492865, 2991438, 3323820, 3377430, 3490011, 3877790, 4653348, 4985730, 5816685, 5982876, 6754860, 6980022, 7478595, 7755580, 9971460, 10470033, 11633370, 13960044, 14957190, 17450055, 20940066, 23266740, 29914380, 34900110, 41880132, 52350165, 69800220, 104700330, 209400660]

約数ペア:

[(1, 209400660), (2, 104700330), (3, 69800220), (4, 52350165), (5, 41880132), (6, 34900110), (7, 29914380), (9, 23266740), (10, 20940066), (12, 17450055), (14, 14957190), (15, 13960044), (18, 11633370), (20, 10470033), (21, 9971460), (27, 7755580), (28, 7478595), (30, 6980022), (31, 6754860), (35, 5982876), (36, 5816685), (42, 4985730), (45, 4653348), (54, 3877790), (60, 3490011), (62, 3377430), (63, 3323820), (70, 2991438), (84, 2492865), (90, 2326674), (93, 2251620), (105, 1994292), (108, 1938895), (124, 1688715), (126, 1661910), (135, 1551116), (140, 1495719), (155, 1350972), (180, 1163337), (186, 1125810), (189, 1107940), (210, 997146), (217, 964980), (252, 830955), (270, 775558), (279, 750540), (310, 675486), (315, 664764), (372, 562905), (378, 553970), (420, 498573), (434, 482490), (465, 450324), (540, 387779), (558, 375270), (620, 337743), (630, 332382), (651, 321660), (756, 276985), (837, 250180), (868, 241245), (930, 225162), (945, 221588), (1085, 192996), (1116, 187635), (1260, 166191), (1302, 160830), (1395, 150108), (1674, 125090), (1787, 117180), (1860, 112581), (1890, 110794), (1953, 107220), (2170, 96498), (2604, 80415), (2790, 75054), (3255, 64332), (3348, 62545), (3574, 58590), (3780, 55397), (3906, 53610), (4185, 50036), (4340, 48249), (5361, 39060), (5580, 37527), (5859, 35740), (6510, 32166), (7148, 29295), (7812, 26805), (8370, 25018), (8935, 23436), (9765, 21444), (10722, 19530), (11718, 17870), (12509, 16740), (13020, 16083)]