259964880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{571}}^1$

素因数の和:865

約数の個数: 160

約数和(自身を含む): 926035968

約数和(自身を除く): 666071088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 271, 280, 336, 420, 542, 560, 571, 813, 840, 1084, 1142, 1355, 1626, 1680, 1713, 1897, 2168, 2284, 2710, 2855, 3252, 3426, 3794, 3997, 4065, 4336, 4568, 5420, 5691, 5710, 6504, 6852, 7588, 7994, 8130, 8565, 9136, 9485, 10840, 11382, 11420, 11991, 13008, 13704, 15176, 15988, 16260, 17130, 18970, 19985, 21680, 22764, 22840, 23982, 27408, 28455, 30352, 31976, 32520, 34260, 37940, 39970, 45528, 45680, 47964, 56910, 59955, 63952, 65040, 68520, 75880, 79940, 91056, 95928, 113820, 119910, 137040, 151760, 154741, 159880, 191856, 227640, 239820, 309482, 319760, 455280, 464223, 479640, 618964, 773705, 928446, 959280, 1083187, 1237928, 1547410, 1856892, 2166374, 2321115, 2475856, 3094820, 3249561, 3713784, 4332748, 4642230, 5415935, 6189640, 6499122, 7427568, 8665496, 9284460, 10831870, 12379280, 12998244, 16247805, 17330992, 18568920, 21663740, 25996488, 32495610, 37137840, 43327480, 51992976, 64991220, 86654960, 129982440, 259964880]

約数ペア:

[(1, 259964880), (2, 129982440), (3, 86654960), (4, 64991220), (5, 51992976), (6, 43327480), (7, 37137840), (8, 32495610), (10, 25996488), (12, 21663740), (14, 18568920), (15, 17330992), (16, 16247805), (20, 12998244), (21, 12379280), (24, 10831870), (28, 9284460), (30, 8665496), (35, 7427568), (40, 6499122), (42, 6189640), (48, 5415935), (56, 4642230), (60, 4332748), (70, 3713784), (80, 3249561), (84, 3094820), (105, 2475856), (112, 2321115), (120, 2166374), (140, 1856892), (168, 1547410), (210, 1237928), (240, 1083187), (271, 959280), (280, 928446), (336, 773705), (420, 618964), (542, 479640), (560, 464223), (571, 455280), (813, 319760), (840, 309482), (1084, 239820), (1142, 227640), (1355, 191856), (1626, 159880), (1680, 154741), (1713, 151760), (1897, 137040), (2168, 119910), (2284, 113820), (2710, 95928), (2855, 91056), (3252, 79940), (3426, 75880), (3794, 68520), (3997, 65040), (4065, 63952), (4336, 59955), (4568, 56910), (5420, 47964), (5691, 45680), (5710, 45528), (6504, 39970), (6852, 37940), (7588, 34260), (7994, 32520), (8130, 31976), (8565, 30352), (9136, 28455), (9485, 27408), (10840, 23982), (11382, 22840), (11420, 22764), (11991, 21680), (13008, 19985), (13704, 18970), (15176, 17130), (15988, 16260)]