787808910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:490

約数の個数: 128

約数和(自身を含む): 2203407360

約数和(自身を除く): 1415598450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 137, 139, 197, 210, 274, 278, 394, 411, 417, 591, 685, 695, 822, 834, 959, 973, 985, 1182, 1370, 1379, 1390, 1918, 1946, 1970, 2055, 2085, 2758, 2877, 2919, 2955, 4110, 4137, 4170, 4795, 4865, 5754, 5838, 5910, 6895, 8274, 9590, 9730, 13790, 14385, 14595, 19043, 20685, 26989, 27383, 28770, 29190, 38086, 41370, 53978, 54766, 57129, 80967, 82149, 95215, 114258, 133301, 134945, 136915, 161934, 164298, 188923, 190430, 191681, 266602, 269890, 273830, 285645, 377846, 383362, 399903, 404835, 410745, 566769, 571290, 575043, 666505, 799806, 809670, 821490, 944615, 958405, 1133538, 1150086, 1333010, 1889230, 1916810, 1999515, 2833845, 2875215, 3751471, 3999030, 5667690, 5750430, 7502942, 11254413, 18757355, 22508826, 26260297, 37514710, 52520594, 56272065, 78780891, 112544130, 131301485, 157561782, 262602970, 393904455, 787808910]

約数ペア:

[(1, 787808910), (2, 393904455), (3, 262602970), (5, 157561782), (6, 131301485), (7, 112544130), (10, 78780891), (14, 56272065), (15, 52520594), (21, 37514710), (30, 26260297), (35, 22508826), (42, 18757355), (70, 11254413), (105, 7502942), (137, 5750430), (139, 5667690), (197, 3999030), (210, 3751471), (274, 2875215), (278, 2833845), (394, 1999515), (411, 1916810), (417, 1889230), (591, 1333010), (685, 1150086), (695, 1133538), (822, 958405), (834, 944615), (959, 821490), (973, 809670), (985, 799806), (1182, 666505), (1370, 575043), (1379, 571290), (1390, 566769), (1918, 410745), (1946, 404835), (1970, 399903), (2055, 383362), (2085, 377846), (2758, 285645), (2877, 273830), (2919, 269890), (2955, 266602), (4110, 191681), (4137, 190430), (4170, 188923), (4795, 164298), (4865, 161934), (5754, 136915), (5838, 134945), (5910, 133301), (6895, 114258), (8274, 95215), (9590, 82149), (9730, 80967), (13790, 57129), (14385, 54766), (14595, 53978), (19043, 41370), (20685, 38086), (26989, 29190), (27383, 28770)]