131009040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181957}}^1$

素因数の和:181976

約数の個数: 60

約数和(自身を含む): 439974444

約数和(自身を除く): 308965404

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 181957, 363914, 545871, 727828, 909785, 1091742, 1455656, 1637613, 1819570, 2183484, 2729355, 2911312, 3275226, 3639140, 4366968, 5458710, 6550452, 7278280, 8188065, 8733936, 10917420, 13100904, 14556560, 16376130, 21834840, 26201808, 32752260, 43669680, 65504520, 131009040]

約数ペア:

[(1, 131009040), (2, 65504520), (3, 43669680), (4, 32752260), (5, 26201808), (6, 21834840), (8, 16376130), (9, 14556560), (10, 13100904), (12, 10917420), (15, 8733936), (16, 8188065), (18, 7278280), (20, 6550452), (24, 5458710), (30, 4366968), (36, 3639140), (40, 3275226), (45, 2911312), (48, 2729355), (60, 2183484), (72, 1819570), (80, 1637613), (90, 1455656), (120, 1091742), (144, 909785), (180, 727828), (240, 545871), (360, 363914), (720, 181957)]