216678308

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 501258240

約数和(自身を除く): 284579932

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 73, 77, 92, 146, 154, 161, 253, 292, 308, 322, 419, 506, 511, 644, 803, 838, 1012, 1022, 1606, 1676, 1679, 1771, 2044, 2933, 3212, 3358, 3542, 4609, 5621, 5866, 6716, 7084, 9218, 9637, 11242, 11732, 11753, 18436, 18469, 19274, 22484, 23506, 30587, 32263, 36938, 38548, 47012, 61174, 64526, 67459, 73876, 106007, 122348, 129052, 129283, 134918, 212014, 214109, 258566, 269836, 336457, 424028, 428218, 517132, 672914, 703501, 742049, 856436, 1345828, 1407002, 1484098, 2355199, 2814004, 2968196, 4710398, 4924507, 7738511, 9420796, 9849014, 15477022, 19698028, 30954044, 54169577, 108339154, 216678308]

約数ペア:

[(1, 216678308), (2, 108339154), (4, 54169577), (7, 30954044), (11, 19698028), (14, 15477022), (22, 9849014), (23, 9420796), (28, 7738511), (44, 4924507), (46, 4710398), (73, 2968196), (77, 2814004), (92, 2355199), (146, 1484098), (154, 1407002), (161, 1345828), (253, 856436), (292, 742049), (308, 703501), (322, 672914), (419, 517132), (506, 428218), (511, 424028), (644, 336457), (803, 269836), (838, 258566), (1012, 214109), (1022, 212014), (1606, 134918), (1676, 129283), (1679, 129052), (1771, 122348), (2044, 106007), (2933, 73876), (3212, 67459), (3358, 64526), (3542, 61174), (4609, 47012), (5621, 38548), (5866, 36938), (6716, 32263), (7084, 30587), (9218, 23506), (9637, 22484), (11242, 19274), (11732, 18469), (11753, 18436)]