71257472

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 177357600

約数和(自身を除く): 106100128

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 128, 136, 143, 176, 187, 208, 221, 229, 272, 286, 352, 374, 416, 442, 458, 544, 572, 704, 748, 832, 884, 916, 1088, 1144, 1408, 1496, 1664, 1768, 1832, 2176, 2288, 2431, 2519, 2977, 2992, 3536, 3664, 3893, 4576, 4862, 5038, 5954, 5984, 7072, 7328, 7786, 9152, 9724, 10076, 11908, 11968, 14144, 14656, 15572, 18304, 19448, 20152, 23816, 23936, 28288, 29312, 31144, 32747, 38896, 40304, 42823, 47632, 50609, 62288, 65494, 77792, 80608, 85646, 95264, 101218, 124576, 130988, 155584, 161216, 171292, 190528, 202436, 249152, 261976, 311168, 322432, 342584, 381056, 404872, 498304, 523952, 556699, 685168, 809744, 1047904, 1113398, 1370336, 1619488, 2095808, 2226796, 2740672, 3238976, 4191616, 4453592, 5481344, 6477952, 8907184, 17814368, 35628736, 71257472]

約数ペア:

[(1, 71257472), (2, 35628736), (4, 17814368), (8, 8907184), (11, 6477952), (13, 5481344), (16, 4453592), (17, 4191616), (22, 3238976), (26, 2740672), (32, 2226796), (34, 2095808), (44, 1619488), (52, 1370336), (64, 1113398), (68, 1047904), (88, 809744), (104, 685168), (128, 556699), (136, 523952), (143, 498304), (176, 404872), (187, 381056), (208, 342584), (221, 322432), (229, 311168), (272, 261976), (286, 249152), (352, 202436), (374, 190528), (416, 171292), (442, 161216), (458, 155584), (544, 130988), (572, 124576), (704, 101218), (748, 95264), (832, 85646), (884, 80608), (916, 77792), (1088, 65494), (1144, 62288), (1408, 50609), (1496, 47632), (1664, 42823), (1768, 40304), (1832, 38896), (2176, 32747), (2288, 31144), (2431, 29312), (2519, 28288), (2977, 23936), (2992, 23816), (3536, 20152), (3664, 19448), (3893, 18304), (4576, 15572), (4862, 14656), (5038, 14144), (5954, 11968), (5984, 11908), (7072, 10076), (7328, 9724), (7786, 9152)]