258940054380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19887869}}^1$

素因数の和:19887919

約数の個数: 96

約数和(自身を含む): 855337512960

約数和(自身を除く): 596397458580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 19887869, 39775738, 59663607, 79551476, 99439345, 119327214, 139215083, 198878690, 238654428, 278430166, 298318035, 397757380, 417645249, 556860332, 596636070, 616523939, 696075415, 835290498, 1193272140, 1233047878, 1392150830, 1670580996, 1849571817, 2088226245, 2466095756, 2784301660, 3082619695, 3699143634, 4176452490, 4315667573, 6165239390, 7398287268, 8352904980, 8631335146, 9247859085, 12330478780, 12947002719, 17262670292, 18495718170, 21578337865, 25894005438, 36991436340, 43156675730, 51788010876, 64735013595, 86313351460, 129470027190, 258940054380]

約数ペア:

[(1, 258940054380), (2, 129470027190), (3, 86313351460), (4, 64735013595), (5, 51788010876), (6, 43156675730), (7, 36991436340), (10, 25894005438), (12, 21578337865), (14, 18495718170), (15, 17262670292), (20, 12947002719), (21, 12330478780), (28, 9247859085), (30, 8631335146), (31, 8352904980), (35, 7398287268), (42, 6165239390), (60, 4315667573), (62, 4176452490), (70, 3699143634), (84, 3082619695), (93, 2784301660), (105, 2466095756), (124, 2088226245), (140, 1849571817), (155, 1670580996), (186, 1392150830), (210, 1233047878), (217, 1193272140), (310, 835290498), (372, 696075415), (420, 616523939), (434, 596636070), (465, 556860332), (620, 417645249), (651, 397757380), (868, 298318035), (930, 278430166), (1085, 238654428), (1302, 198878690), (1860, 139215083), (2170, 119327214), (2604, 99439345), (3255, 79551476), (4340, 59663607), (6510, 39775738), (13020, 19887869)]