130560720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{823}}^1$

素因数の和:1500

約数の個数: 80

約数和(自身を含む): 405843072

約数和(自身を除く): 275282352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 661, 823, 1322, 1646, 1983, 2469, 2644, 3292, 3305, 3966, 4115, 4938, 5288, 6584, 6610, 7932, 8230, 9876, 9915, 10576, 12345, 13168, 13220, 15864, 16460, 19752, 19830, 24690, 26440, 31728, 32920, 39504, 39660, 49380, 52880, 65840, 79320, 98760, 158640, 197520, 544003, 1088006, 1632009, 2176012, 2720015, 3264018, 4352024, 5440030, 6528036, 8160045, 8704048, 10880060, 13056072, 16320090, 21760120, 26112144, 32640180, 43520240, 65280360, 130560720]

約数ペア:

[(1, 130560720), (2, 65280360), (3, 43520240), (4, 32640180), (5, 26112144), (6, 21760120), (8, 16320090), (10, 13056072), (12, 10880060), (15, 8704048), (16, 8160045), (20, 6528036), (24, 5440030), (30, 4352024), (40, 3264018), (48, 2720015), (60, 2176012), (80, 1632009), (120, 1088006), (240, 544003), (661, 197520), (823, 158640), (1322, 98760), (1646, 79320), (1983, 65840), (2469, 52880), (2644, 49380), (3292, 39660), (3305, 39504), (3966, 32920), (4115, 31728), (4938, 26440), (5288, 24690), (6584, 19830), (6610, 19752), (7932, 16460), (8230, 15864), (9876, 13220), (9915, 13168), (10576, 12345)]