1515784620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{541}}^1\times {\mathrm{953}}^1$

素因数の和:1520

約数の個数: 144

約数和(自身を含む): 4951443168

約数和(自身を除く): 3435658548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 541, 588, 735, 953, 980, 1082, 1470, 1623, 1906, 2164, 2705, 2859, 2940, 3246, 3787, 3812, 4765, 5410, 5718, 6492, 6671, 7574, 8115, 9530, 10820, 11361, 11436, 13342, 14295, 15148, 16230, 18935, 19060, 20013, 22722, 26509, 26684, 28590, 32460, 33355, 37870, 40026, 45444, 46697, 53018, 56805, 57180, 66710, 75740, 79527, 80052, 93394, 100065, 106036, 113610, 132545, 133420, 140091, 159054, 186788, 200130, 227220, 233485, 265090, 280182, 318108, 397635, 400260, 466970, 515573, 530180, 560364, 700455, 795270, 933940, 1031146, 1400910, 1546719, 1590540, 2062292, 2577865, 2801820, 3093438, 3609011, 5155730, 6186876, 7218022, 7733595, 10311460, 10827033, 14436044, 15467190, 18045055, 21654066, 25263077, 30934380, 36090110, 43308132, 50526154, 54135165, 72180220, 75789231, 101052308, 108270330, 126315385, 151578462, 216540660, 252630770, 303156924, 378946155, 505261540, 757892310, 1515784620]

約数ペア:

[(1, 1515784620), (2, 757892310), (3, 505261540), (4, 378946155), (5, 303156924), (6, 252630770), (7, 216540660), (10, 151578462), (12, 126315385), (14, 108270330), (15, 101052308), (20, 75789231), (21, 72180220), (28, 54135165), (30, 50526154), (35, 43308132), (42, 36090110), (49, 30934380), (60, 25263077), (70, 21654066), (84, 18045055), (98, 15467190), (105, 14436044), (140, 10827033), (147, 10311460), (196, 7733595), (210, 7218022), (245, 6186876), (294, 5155730), (420, 3609011), (490, 3093438), (541, 2801820), (588, 2577865), (735, 2062292), (953, 1590540), (980, 1546719), (1082, 1400910), (1470, 1031146), (1623, 933940), (1906, 795270), (2164, 700455), (2705, 560364), (2859, 530180), (2940, 515573), (3246, 466970), (3787, 400260), (3812, 397635), (4765, 318108), (5410, 280182), (5718, 265090), (6492, 233485), (6671, 227220), (7574, 200130), (8115, 186788), (9530, 159054), (10820, 140091), (11361, 133420), (11436, 132545), (13342, 113610), (14295, 106036), (15148, 100065), (16230, 93394), (18935, 80052), (19060, 79527), (20013, 75740), (22722, 66710), (26509, 57180), (26684, 56805), (28590, 53018), (32460, 46697), (33355, 45444), (37870, 40026)]