239663910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:334

約数の個数: 128

約数和(自身を含む): 641571840

約数和(自身を除く): 401907930

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 101, 114, 115, 138, 181, 190, 202, 230, 285, 303, 345, 362, 437, 505, 543, 570, 606, 690, 874, 905, 1010, 1086, 1311, 1515, 1810, 1919, 2185, 2323, 2622, 2715, 3030, 3439, 3838, 4163, 4370, 4646, 5430, 5757, 6555, 6878, 6969, 8326, 9595, 10317, 11514, 11615, 12489, 13110, 13938, 17195, 18281, 19190, 20634, 20815, 23230, 24978, 28785, 34390, 34845, 36562, 41630, 44137, 51585, 54843, 57570, 62445, 69690, 79097, 88274, 91405, 103170, 109686, 124890, 132411, 158194, 182810, 220685, 237291, 264822, 274215, 347339, 395485, 420463, 441370, 474582, 548430, 662055, 694678, 790970, 840926, 1042017, 1186455, 1261389, 1324110, 1736695, 2084034, 2102315, 2372910, 2522778, 3473390, 4204630, 5210085, 6306945, 7988797, 10420170, 12613890, 15977594, 23966391, 39943985, 47932782, 79887970, 119831955, 239663910]

約数ペア:

[(1, 239663910), (2, 119831955), (3, 79887970), (5, 47932782), (6, 39943985), (10, 23966391), (15, 15977594), (19, 12613890), (23, 10420170), (30, 7988797), (38, 6306945), (46, 5210085), (57, 4204630), (69, 3473390), (95, 2522778), (101, 2372910), (114, 2102315), (115, 2084034), (138, 1736695), (181, 1324110), (190, 1261389), (202, 1186455), (230, 1042017), (285, 840926), (303, 790970), (345, 694678), (362, 662055), (437, 548430), (505, 474582), (543, 441370), (570, 420463), (606, 395485), (690, 347339), (874, 274215), (905, 264822), (1010, 237291), (1086, 220685), (1311, 182810), (1515, 158194), (1810, 132411), (1919, 124890), (2185, 109686), (2323, 103170), (2622, 91405), (2715, 88274), (3030, 79097), (3439, 69690), (3838, 62445), (4163, 57570), (4370, 54843), (4646, 51585), (5430, 44137), (5757, 41630), (6555, 36562), (6878, 34845), (6969, 34390), (8326, 28785), (9595, 24978), (10317, 23230), (11514, 20815), (11615, 20634), (12489, 19190), (13110, 18281), (13938, 17195)]