30911160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{751}}^1$

素因数の和:786

約数の個数: 128

約数和(自身を含む): 108288000

約数和(自身を除く): 77376840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 751, 840, 980, 1029, 1176, 1372, 1470, 1502, 1715, 1960, 2058, 2253, 2744, 2940, 3004, 3430, 3755, 4116, 4506, 5145, 5257, 5880, 6008, 6860, 7510, 8232, 9012, 10290, 10514, 11265, 13720, 15020, 15771, 18024, 20580, 21028, 22530, 26285, 30040, 31542, 36799, 41160, 42056, 45060, 52570, 63084, 73598, 78855, 90120, 105140, 110397, 126168, 147196, 157710, 183995, 210280, 220794, 257593, 294392, 315420, 367990, 441588, 515186, 551985, 630840, 735980, 772779, 883176, 1030372, 1103970, 1287965, 1471960, 1545558, 2060744, 2207940, 2575930, 3091116, 3863895, 4415880, 5151860, 6182232, 7727790, 10303720, 15455580, 30911160]

約数ペア:

[(1, 30911160), (2, 15455580), (3, 10303720), (4, 7727790), (5, 6182232), (6, 5151860), (7, 4415880), (8, 3863895), (10, 3091116), (12, 2575930), (14, 2207940), (15, 2060744), (20, 1545558), (21, 1471960), (24, 1287965), (28, 1103970), (30, 1030372), (35, 883176), (40, 772779), (42, 735980), (49, 630840), (56, 551985), (60, 515186), (70, 441588), (84, 367990), (98, 315420), (105, 294392), (120, 257593), (140, 220794), (147, 210280), (168, 183995), (196, 157710), (210, 147196), (245, 126168), (280, 110397), (294, 105140), (343, 90120), (392, 78855), (420, 73598), (490, 63084), (588, 52570), (686, 45060), (735, 42056), (751, 41160), (840, 36799), (980, 31542), (1029, 30040), (1176, 26285), (1372, 22530), (1470, 21028), (1502, 20580), (1715, 18024), (1960, 15771), (2058, 15020), (2253, 13720), (2744, 11265), (2940, 10514), (3004, 10290), (3430, 9012), (3755, 8232), (4116, 7510), (4506, 6860), (5145, 6008), (5257, 5880)]