84726880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 237350736

約数和(自身を除く): 152623856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 101, 107, 112, 140, 160, 196, 202, 214, 224, 245, 280, 392, 404, 428, 490, 505, 535, 560, 707, 749, 784, 808, 856, 980, 1010, 1070, 1120, 1414, 1498, 1568, 1616, 1712, 1960, 2020, 2140, 2828, 2996, 3232, 3424, 3535, 3745, 3920, 4040, 4280, 4949, 5243, 5656, 5992, 7070, 7490, 7840, 8080, 8560, 9898, 10486, 10807, 11312, 11984, 14140, 14980, 16160, 17120, 19796, 20972, 21614, 22624, 23968, 24745, 26215, 28280, 29960, 39592, 41944, 43228, 49490, 52430, 54035, 56560, 59920, 75649, 79184, 83888, 86456, 98980, 104860, 108070, 113120, 119840, 151298, 158368, 167776, 172912, 197960, 209720, 216140, 302596, 345824, 378245, 395920, 419440, 432280, 529543, 605192, 756490, 791840, 838880, 864560, 1059086, 1210384, 1512980, 1729120, 2118172, 2420768, 2647715, 3025960, 4236344, 5295430, 6051920, 8472688, 10590860, 12103840, 16945376, 21181720, 42363440, 84726880]

約数ペア:

[(1, 84726880), (2, 42363440), (4, 21181720), (5, 16945376), (7, 12103840), (8, 10590860), (10, 8472688), (14, 6051920), (16, 5295430), (20, 4236344), (28, 3025960), (32, 2647715), (35, 2420768), (40, 2118172), (49, 1729120), (56, 1512980), (70, 1210384), (80, 1059086), (98, 864560), (101, 838880), (107, 791840), (112, 756490), (140, 605192), (160, 529543), (196, 432280), (202, 419440), (214, 395920), (224, 378245), (245, 345824), (280, 302596), (392, 216140), (404, 209720), (428, 197960), (490, 172912), (505, 167776), (535, 158368), (560, 151298), (707, 119840), (749, 113120), (784, 108070), (808, 104860), (856, 98980), (980, 86456), (1010, 83888), (1070, 79184), (1120, 75649), (1414, 59920), (1498, 56560), (1568, 54035), (1616, 52430), (1712, 49490), (1960, 43228), (2020, 41944), (2140, 39592), (2828, 29960), (2996, 28280), (3232, 26215), (3424, 24745), (3535, 23968), (3745, 22624), (3920, 21614), (4040, 20972), (4280, 19796), (4949, 17120), (5243, 16160), (5656, 14980), (5992, 14140), (7070, 11984), (7490, 11312), (7840, 10807), (8080, 10486), (8560, 9898)]