178070970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:676

約数の個数: 128

約数和(自身を含む): 537311232

約数和(自身を除く): 359240262

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 157, 165, 210, 231, 314, 330, 385, 462, 471, 491, 770, 785, 942, 982, 1099, 1155, 1473, 1570, 1727, 2198, 2310, 2355, 2455, 2946, 3297, 3437, 3454, 4710, 4910, 5181, 5401, 5495, 6594, 6874, 7365, 8635, 10311, 10362, 10802, 10990, 12089, 14730, 16203, 16485, 17185, 17270, 20622, 24178, 25905, 27005, 32406, 32970, 34370, 36267, 37807, 51555, 51810, 54010, 60445, 72534, 75614, 77087, 81015, 103110, 113421, 120890, 154174, 162030, 181335, 189035, 226842, 231261, 362670, 378070, 385435, 462522, 539609, 567105, 770870, 847957, 1079218, 1134210, 1156305, 1618827, 1695914, 2312610, 2543871, 2698045, 3237654, 4239785, 5087742, 5396090, 5935699, 8094135, 8479570, 11871398, 12719355, 16188270, 17807097, 25438710, 29678495, 35614194, 59356990, 89035485, 178070970]

約数ペア:

[(1, 178070970), (2, 89035485), (3, 59356990), (5, 35614194), (6, 29678495), (7, 25438710), (10, 17807097), (11, 16188270), (14, 12719355), (15, 11871398), (21, 8479570), (22, 8094135), (30, 5935699), (33, 5396090), (35, 5087742), (42, 4239785), (55, 3237654), (66, 2698045), (70, 2543871), (77, 2312610), (105, 1695914), (110, 1618827), (154, 1156305), (157, 1134210), (165, 1079218), (210, 847957), (231, 770870), (314, 567105), (330, 539609), (385, 462522), (462, 385435), (471, 378070), (491, 362670), (770, 231261), (785, 226842), (942, 189035), (982, 181335), (1099, 162030), (1155, 154174), (1473, 120890), (1570, 113421), (1727, 103110), (2198, 81015), (2310, 77087), (2355, 75614), (2455, 72534), (2946, 60445), (3297, 54010), (3437, 51810), (3454, 51555), (4710, 37807), (4910, 36267), (5181, 34370), (5401, 32970), (5495, 32406), (6594, 27005), (6874, 25905), (7365, 24178), (8635, 20622), (10311, 17270), (10362, 17185), (10802, 16485), (10990, 16203), (12089, 14730)]