258977355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 544223232

約数和(自身を除く): 285245877

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 73, 91, 105, 113, 115, 161, 195, 219, 273, 299, 339, 345, 365, 455, 483, 511, 565, 791, 805, 897, 949, 1095, 1365, 1469, 1495, 1533, 1679, 1695, 2093, 2373, 2415, 2555, 2599, 2847, 3955, 4407, 4485, 4745, 5037, 6279, 6643, 7345, 7665, 7797, 8249, 8395, 10283, 10465, 11753, 11865, 12995, 14235, 18193, 19929, 21827, 22035, 24747, 25185, 30849, 31395, 33215, 33787, 35259, 38985, 41245, 51415, 54579, 57743, 58765, 65481, 90965, 99645, 101361, 107237, 109135, 123735, 152789, 154245, 168935, 173229, 176295, 189727, 236509, 272895, 288715, 321711, 327405, 458367, 506805, 536185, 569181, 709527, 750659, 763945, 866145, 948635, 1182545, 1328089, 1608555, 2251977, 2291835, 2466451, 2845905, 3547635, 3753295, 3984267, 6640445, 7399353, 11259885, 12332255, 17265157, 19921335, 36996765, 51795471, 86325785, 258977355]

約数ペア:

[(1, 258977355), (3, 86325785), (5, 51795471), (7, 36996765), (13, 19921335), (15, 17265157), (21, 12332255), (23, 11259885), (35, 7399353), (39, 6640445), (65, 3984267), (69, 3753295), (73, 3547635), (91, 2845905), (105, 2466451), (113, 2291835), (115, 2251977), (161, 1608555), (195, 1328089), (219, 1182545), (273, 948635), (299, 866145), (339, 763945), (345, 750659), (365, 709527), (455, 569181), (483, 536185), (511, 506805), (565, 458367), (791, 327405), (805, 321711), (897, 288715), (949, 272895), (1095, 236509), (1365, 189727), (1469, 176295), (1495, 173229), (1533, 168935), (1679, 154245), (1695, 152789), (2093, 123735), (2373, 109135), (2415, 107237), (2555, 101361), (2599, 99645), (2847, 90965), (3955, 65481), (4407, 58765), (4485, 57743), (4745, 54579), (5037, 51415), (6279, 41245), (6643, 38985), (7345, 35259), (7665, 33787), (7797, 33215), (8249, 31395), (8395, 30849), (10283, 25185), (10465, 24747), (11753, 22035), (11865, 21827), (12995, 19929), (14235, 18193)]