28133049560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{65713}}^1$

素因数の和:65881

約数の個数: 128

約数和(自身を含む): 79487654400

約数和(自身を除く): 51354604840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 139, 140, 154, 220, 278, 280, 308, 385, 440, 556, 616, 695, 770, 973, 1112, 1390, 1529, 1540, 1946, 2780, 3058, 3080, 3892, 4865, 5560, 6116, 7645, 7784, 9730, 10703, 12232, 15290, 19460, 21406, 30580, 38920, 42812, 53515, 61160, 65713, 85624, 107030, 131426, 214060, 262852, 328565, 428120, 459991, 525704, 657130, 722843, 919982, 1314260, 1445686, 1839964, 2299955, 2628520, 2891372, 3614215, 3679928, 4599910, 5059901, 5782744, 7228430, 9134107, 9199820, 10119802, 14456860, 18268214, 18399640, 20239604, 25299505, 28913720, 36536428, 40479208, 45670535, 50599010, 63938749, 73072856, 91341070, 100475177, 101198020, 127877498, 182682140, 200950354, 202396040, 255754996, 319693745, 365364280, 401900708, 502375885, 511509992, 639387490, 703326239, 803801416, 1004751770, 1278774980, 1406652478, 2009503540, 2557549960, 2813304956, 3516631195, 4019007080, 5626609912, 7033262390, 14066524780, 28133049560]

約数ペア:

[(1, 28133049560), (2, 14066524780), (4, 7033262390), (5, 5626609912), (7, 4019007080), (8, 3516631195), (10, 2813304956), (11, 2557549960), (14, 2009503540), (20, 1406652478), (22, 1278774980), (28, 1004751770), (35, 803801416), (40, 703326239), (44, 639387490), (55, 511509992), (56, 502375885), (70, 401900708), (77, 365364280), (88, 319693745), (110, 255754996), (139, 202396040), (140, 200950354), (154, 182682140), (220, 127877498), (278, 101198020), (280, 100475177), (308, 91341070), (385, 73072856), (440, 63938749), (556, 50599010), (616, 45670535), (695, 40479208), (770, 36536428), (973, 28913720), (1112, 25299505), (1390, 20239604), (1529, 18399640), (1540, 18268214), (1946, 14456860), (2780, 10119802), (3058, 9199820), (3080, 9134107), (3892, 7228430), (4865, 5782744), (5560, 5059901), (6116, 4599910), (7645, 3679928), (7784, 3614215), (9730, 2891372), (10703, 2628520), (12232, 2299955), (15290, 1839964), (19460, 1445686), (21406, 1314260), (30580, 919982), (38920, 722843), (42812, 657130), (53515, 525704), (61160, 459991), (65713, 428120), (85624, 328565), (107030, 262852), (131426, 214060)]