289481520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1206173}}^1$

素因数の和:1206189

約数の個数: 40

約数和(自身を含む): 897393456

約数和(自身を除く): 607911936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1206173, 2412346, 3618519, 4824692, 6030865, 7237038, 9649384, 12061730, 14474076, 18092595, 19298768, 24123460, 28948152, 36185190, 48246920, 57896304, 72370380, 96493840, 144740760, 289481520]

約数ペア:

[(1, 289481520), (2, 144740760), (3, 96493840), (4, 72370380), (5, 57896304), (6, 48246920), (8, 36185190), (10, 28948152), (12, 24123460), (15, 19298768), (16, 18092595), (20, 14474076), (24, 12061730), (30, 9649384), (40, 7237038), (48, 6030865), (60, 4824692), (80, 3618519), (120, 2412346), (240, 1206173)]