77806120

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 209952000

約数和(自身を除く): 132145880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 70, 98, 106, 107, 140, 196, 212, 214, 245, 265, 280, 343, 371, 392, 424, 428, 490, 530, 535, 686, 742, 749, 856, 980, 1060, 1070, 1372, 1484, 1498, 1715, 1855, 1960, 2120, 2140, 2597, 2744, 2968, 2996, 3430, 3710, 3745, 4280, 5194, 5243, 5671, 5992, 6860, 7420, 7490, 10388, 10486, 11342, 12985, 13720, 14840, 14980, 18179, 20776, 20972, 22684, 25970, 26215, 28355, 29960, 36358, 36701, 39697, 41944, 45368, 51940, 52430, 56710, 72716, 73402, 79394, 90895, 103880, 104860, 113420, 145432, 146804, 158788, 181790, 183505, 198485, 209720, 226840, 277879, 293608, 317576, 363580, 367010, 396970, 555758, 727160, 734020, 793940, 1111516, 1389395, 1468040, 1587880, 1945153, 2223032, 2778790, 3890306, 5557580, 7780612, 9725765, 11115160, 15561224, 19451530, 38903060, 77806120]

約数ペア:

[(1, 77806120), (2, 38903060), (4, 19451530), (5, 15561224), (7, 11115160), (8, 9725765), (10, 7780612), (14, 5557580), (20, 3890306), (28, 2778790), (35, 2223032), (40, 1945153), (49, 1587880), (53, 1468040), (56, 1389395), (70, 1111516), (98, 793940), (106, 734020), (107, 727160), (140, 555758), (196, 396970), (212, 367010), (214, 363580), (245, 317576), (265, 293608), (280, 277879), (343, 226840), (371, 209720), (392, 198485), (424, 183505), (428, 181790), (490, 158788), (530, 146804), (535, 145432), (686, 113420), (742, 104860), (749, 103880), (856, 90895), (980, 79394), (1060, 73402), (1070, 72716), (1372, 56710), (1484, 52430), (1498, 51940), (1715, 45368), (1855, 41944), (1960, 39697), (2120, 36701), (2140, 36358), (2597, 29960), (2744, 28355), (2968, 26215), (2996, 25970), (3430, 22684), (3710, 20972), (3745, 20776), (4280, 18179), (5194, 14980), (5243, 14840), (5671, 13720), (5992, 12985), (6860, 11342), (7420, 10486), (7490, 10388)]