55885560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 176117760

約数和(自身を除く): 120232200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 83, 93, 120, 124, 155, 166, 181, 186, 248, 249, 310, 332, 362, 372, 415, 465, 498, 543, 620, 664, 724, 744, 830, 905, 930, 996, 1086, 1240, 1245, 1448, 1660, 1810, 1860, 1992, 2172, 2490, 2573, 2715, 3320, 3620, 3720, 4344, 4980, 5146, 5430, 5611, 7240, 7719, 9960, 10292, 10860, 11222, 12865, 15023, 15438, 16833, 20584, 21720, 22444, 25730, 28055, 30046, 30876, 33666, 38595, 44888, 45069, 51460, 56110, 60092, 61752, 67332, 75115, 77190, 84165, 90138, 102920, 112220, 120184, 134664, 150230, 154380, 168330, 180276, 224440, 225345, 300460, 308760, 336660, 360552, 450690, 465713, 600920, 673320, 901380, 931426, 1397139, 1802760, 1862852, 2328565, 2794278, 3725704, 4657130, 5588556, 6985695, 9314260, 11177112, 13971390, 18628520, 27942780, 55885560]

約数ペア:

[(1, 55885560), (2, 27942780), (3, 18628520), (4, 13971390), (5, 11177112), (6, 9314260), (8, 6985695), (10, 5588556), (12, 4657130), (15, 3725704), (20, 2794278), (24, 2328565), (30, 1862852), (31, 1802760), (40, 1397139), (60, 931426), (62, 901380), (83, 673320), (93, 600920), (120, 465713), (124, 450690), (155, 360552), (166, 336660), (181, 308760), (186, 300460), (248, 225345), (249, 224440), (310, 180276), (332, 168330), (362, 154380), (372, 150230), (415, 134664), (465, 120184), (498, 112220), (543, 102920), (620, 90138), (664, 84165), (724, 77190), (744, 75115), (830, 67332), (905, 61752), (930, 60092), (996, 56110), (1086, 51460), (1240, 45069), (1245, 44888), (1448, 38595), (1660, 33666), (1810, 30876), (1860, 30046), (1992, 28055), (2172, 25730), (2490, 22444), (2573, 21720), (2715, 20584), (3320, 16833), (3620, 15438), (3720, 15023), (4344, 12865), (4980, 11222), (5146, 10860), (5430, 10292), (5611, 9960), (7240, 7719)]