163921072

素因数分解:

$2^4\times 7^4\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 100

約数和(自身を含む): 393865416

約数和(自身を除く): 229944344

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 251, 272, 343, 392, 476, 502, 686, 784, 833, 952, 1004, 1372, 1666, 1757, 1904, 2008, 2401, 2744, 3332, 3514, 4016, 4267, 4802, 5488, 5831, 6664, 7028, 8534, 9604, 11662, 12299, 13328, 14056, 17068, 19208, 23324, 24598, 28112, 29869, 34136, 38416, 40817, 46648, 49196, 59738, 68272, 81634, 86093, 93296, 98392, 119476, 163268, 172186, 196784, 209083, 238952, 326536, 344372, 418166, 477904, 602651, 653072, 688744, 836332, 1205302, 1377488, 1463581, 1672664, 2410604, 2927162, 3345328, 4821208, 5854324, 9642416, 10245067, 11708648, 20490134, 23417296, 40980268, 81960536, 163921072]

約数ペア:

[(1, 163921072), (2, 81960536), (4, 40980268), (7, 23417296), (8, 20490134), (14, 11708648), (16, 10245067), (17, 9642416), (28, 5854324), (34, 4821208), (49, 3345328), (56, 2927162), (68, 2410604), (98, 1672664), (112, 1463581), (119, 1377488), (136, 1205302), (196, 836332), (238, 688744), (251, 653072), (272, 602651), (343, 477904), (392, 418166), (476, 344372), (502, 326536), (686, 238952), (784, 209083), (833, 196784), (952, 172186), (1004, 163268), (1372, 119476), (1666, 98392), (1757, 93296), (1904, 86093), (2008, 81634), (2401, 68272), (2744, 59738), (3332, 49196), (3514, 46648), (4016, 40817), (4267, 38416), (4802, 34136), (5488, 29869), (5831, 28112), (6664, 24598), (7028, 23324), (8534, 19208), (9604, 17068), (11662, 14056), (12299, 13328)]