163897290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{947}}^1$

素因数の和:1604

約数の個数: 64

約数和(自身を含む): 438203520

約数和(自身を除く): 274306230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 641, 947, 1282, 1894, 1923, 2841, 3205, 3846, 4735, 5682, 5769, 6410, 8523, 9470, 9615, 11538, 14205, 17046, 17307, 19230, 25569, 28410, 28845, 34614, 42615, 51138, 57690, 85230, 86535, 127845, 173070, 255690, 607027, 1214054, 1821081, 3035135, 3642162, 5463243, 6070270, 9105405, 10926486, 16389729, 18210810, 27316215, 32779458, 54632430, 81948645, 163897290]

約数ペア:

[(1, 163897290), (2, 81948645), (3, 54632430), (5, 32779458), (6, 27316215), (9, 18210810), (10, 16389729), (15, 10926486), (18, 9105405), (27, 6070270), (30, 5463243), (45, 3642162), (54, 3035135), (90, 1821081), (135, 1214054), (270, 607027), (641, 255690), (947, 173070), (1282, 127845), (1894, 86535), (1923, 85230), (2841, 57690), (3205, 51138), (3846, 42615), (4735, 34614), (5682, 28845), (5769, 28410), (6410, 25569), (8523, 19230), (9470, 17307), (9615, 17046), (11538, 14205)]