172917472

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 144

約数和(自身を含む): 452466000

約数和(自身を除く): 279548528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 68, 91, 98, 104, 112, 119, 136, 182, 196, 208, 221, 224, 238, 272, 364, 392, 416, 442, 476, 499, 544, 637, 728, 784, 833, 884, 952, 998, 1274, 1456, 1547, 1568, 1666, 1768, 1904, 1996, 2548, 2912, 3094, 3332, 3493, 3536, 3808, 3992, 5096, 6188, 6487, 6664, 6986, 7072, 7984, 8483, 10192, 10829, 12376, 12974, 13328, 13972, 15968, 16966, 20384, 21658, 24451, 24752, 25948, 26656, 27944, 33932, 43316, 45409, 48902, 49504, 51896, 55888, 59381, 67864, 86632, 90818, 97804, 103792, 110279, 111776, 118762, 135728, 173264, 181636, 195608, 207584, 220558, 237524, 271456, 317863, 346528, 363272, 391216, 415667, 441116, 475048, 635726, 726544, 771953, 782432, 831334, 882232, 950096, 1271452, 1453088, 1543906, 1662668, 1764464, 1900192, 2542904, 3087812, 3325336, 3528928, 5085808, 5403671, 6175624, 6650672, 10171616, 10807342, 12351248, 13301344, 21614684, 24702496, 43229368, 86458736, 172917472]

約数ペア:

[(1, 172917472), (2, 86458736), (4, 43229368), (7, 24702496), (8, 21614684), (13, 13301344), (14, 12351248), (16, 10807342), (17, 10171616), (26, 6650672), (28, 6175624), (32, 5403671), (34, 5085808), (49, 3528928), (52, 3325336), (56, 3087812), (68, 2542904), (91, 1900192), (98, 1764464), (104, 1662668), (112, 1543906), (119, 1453088), (136, 1271452), (182, 950096), (196, 882232), (208, 831334), (221, 782432), (224, 771953), (238, 726544), (272, 635726), (364, 475048), (392, 441116), (416, 415667), (442, 391216), (476, 363272), (499, 346528), (544, 317863), (637, 271456), (728, 237524), (784, 220558), (833, 207584), (884, 195608), (952, 181636), (998, 173264), (1274, 135728), (1456, 118762), (1547, 111776), (1568, 110279), (1666, 103792), (1768, 97804), (1904, 90818), (1996, 86632), (2548, 67864), (2912, 59381), (3094, 55888), (3332, 51896), (3493, 49504), (3536, 48902), (3808, 45409), (3992, 43316), (5096, 33932), (6188, 27944), (6487, 26656), (6664, 25948), (6986, 24752), (7072, 24451), (7984, 21658), (8483, 20384), (10192, 16966), (10829, 15968), (12376, 13972), (12974, 13328)]