161474445

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 128

約数和(自身を含む): 338688000

約数和(自身を除く): 177213555

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 59, 95, 97, 99, 135, 165, 171, 177, 209, 285, 291, 295, 297, 485, 495, 513, 531, 627, 649, 855, 873, 885, 1045, 1067, 1121, 1455, 1485, 1593, 1843, 1881, 1947, 2565, 2619, 2655, 3135, 3201, 3245, 3363, 4365, 5335, 5529, 5605, 5643, 5723, 5841, 7965, 9215, 9405, 9603, 9735, 10089, 12331, 13095, 16005, 16587, 16815, 17169, 17523, 20273, 27645, 28215, 28615, 28809, 29205, 30267, 36993, 48015, 49761, 50445, 51507, 60819, 61655, 62953, 82935, 85845, 87615, 101365, 108737, 110979, 144045, 151335, 154521, 182457, 184965, 188859, 248805, 257535, 304095, 314765, 326211, 332937, 543685, 547371, 554895, 566577, 772605, 912285, 944295, 978633, 1196107, 1631055, 1664685, 1699731, 2736855, 2832885, 2935899, 3588321, 4893165, 5980535, 8498655, 10764963, 14679495, 17941605, 32294889, 53824815, 161474445]

約数ペア:

[(1, 161474445), (3, 53824815), (5, 32294889), (9, 17941605), (11, 14679495), (15, 10764963), (19, 8498655), (27, 5980535), (33, 4893165), (45, 3588321), (55, 2935899), (57, 2832885), (59, 2736855), (95, 1699731), (97, 1664685), (99, 1631055), (135, 1196107), (165, 978633), (171, 944295), (177, 912285), (209, 772605), (285, 566577), (291, 554895), (295, 547371), (297, 543685), (485, 332937), (495, 326211), (513, 314765), (531, 304095), (627, 257535), (649, 248805), (855, 188859), (873, 184965), (885, 182457), (1045, 154521), (1067, 151335), (1121, 144045), (1455, 110979), (1485, 108737), (1593, 101365), (1843, 87615), (1881, 85845), (1947, 82935), (2565, 62953), (2619, 61655), (2655, 60819), (3135, 51507), (3201, 50445), (3245, 49761), (3363, 48015), (4365, 36993), (5335, 30267), (5529, 29205), (5605, 28809), (5643, 28615), (5723, 28215), (5841, 27645), (7965, 20273), (9215, 17523), (9405, 17169), (9603, 16815), (9735, 16587), (10089, 16005), (12331, 13095)]