30894290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 68567040

約数和(自身を除く): 37672750

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 434, 619, 713, 805, 1085, 1238, 1426, 1610, 2170, 3095, 3565, 4333, 4991, 6190, 7130, 8666, 9982, 14237, 19189, 21665, 24955, 28474, 38378, 43330, 49910, 71185, 95945, 99659, 134323, 142370, 191890, 199318, 268646, 441347, 498295, 671615, 882694, 996590, 1343230, 2206735, 3089429, 4413470, 6178858, 15447145, 30894290]

約数ペア:

[(1, 30894290), (2, 15447145), (5, 6178858), (7, 4413470), (10, 3089429), (14, 2206735), (23, 1343230), (31, 996590), (35, 882694), (46, 671615), (62, 498295), (70, 441347), (115, 268646), (155, 199318), (161, 191890), (217, 142370), (230, 134323), (310, 99659), (322, 95945), (434, 71185), (619, 49910), (713, 43330), (805, 38378), (1085, 28474), (1238, 24955), (1426, 21665), (1610, 19189), (2170, 14237), (3095, 9982), (3565, 8666), (4333, 7130), (4991, 6190)]