15679765320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1\times {\mathrm{1307}}^1$

素因数の和:1967

約数の個数: 128

約数和(自身を含む): 47379945600

約数和(自身を除く): 31700180280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 389, 514, 771, 778, 1028, 1167, 1285, 1307, 1542, 1556, 1945, 2056, 2334, 2570, 2614, 3084, 3112, 3855, 3890, 3921, 4668, 5140, 5228, 5835, 6168, 6535, 7710, 7780, 7842, 9336, 10280, 10456, 11670, 13070, 15420, 15560, 15684, 19605, 23340, 26140, 30840, 31368, 39210, 46680, 52280, 78420, 99973, 156840, 199946, 299919, 335899, 399892, 499865, 508423, 599838, 671798, 799784, 999730, 1007697, 1016846, 1199676, 1343596, 1499595, 1525269, 1679495, 1999460, 2015394, 2033692, 2399352, 2542115, 2687192, 2999190, 3050538, 3358990, 3998920, 4030788, 4067384, 5038485, 5084230, 5998380, 6101076, 6717980, 7626345, 8061576, 10076970, 10168460, 11996760, 12202152, 13435960, 15252690, 20153940, 20336920, 30505380, 40307880, 61010760, 130664711, 261329422, 391994133, 522658844, 653323555, 783988266, 1045317688, 1306647110, 1567976532, 1959970665, 2613294220, 3135953064, 3919941330, 5226588440, 7839882660, 15679765320]

約数ペア:

[(1, 15679765320), (2, 7839882660), (3, 5226588440), (4, 3919941330), (5, 3135953064), (6, 2613294220), (8, 1959970665), (10, 1567976532), (12, 1306647110), (15, 1045317688), (20, 783988266), (24, 653323555), (30, 522658844), (40, 391994133), (60, 261329422), (120, 130664711), (257, 61010760), (389, 40307880), (514, 30505380), (771, 20336920), (778, 20153940), (1028, 15252690), (1167, 13435960), (1285, 12202152), (1307, 11996760), (1542, 10168460), (1556, 10076970), (1945, 8061576), (2056, 7626345), (2334, 6717980), (2570, 6101076), (2614, 5998380), (3084, 5084230), (3112, 5038485), (3855, 4067384), (3890, 4030788), (3921, 3998920), (4668, 3358990), (5140, 3050538), (5228, 2999190), (5835, 2687192), (6168, 2542115), (6535, 2399352), (7710, 2033692), (7780, 2015394), (7842, 1999460), (9336, 1679495), (10280, 1525269), (10456, 1499595), (11670, 1343596), (13070, 1199676), (15420, 1016846), (15560, 1007697), (15684, 999730), (19605, 799784), (23340, 671798), (26140, 599838), (30840, 508423), (31368, 499865), (39210, 399892), (46680, 335899), (52280, 299919), (78420, 199946), (99973, 156840)]