155401560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{431671}}^1$

素因数の和:431688

約数の個数: 48

約数和(自身を含む): 505056240

約数和(自身を除く): 349654680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 431671, 863342, 1295013, 1726684, 2158355, 2590026, 3453368, 3885039, 4316710, 5180052, 6475065, 7770078, 8633420, 10360104, 12950130, 15540156, 17266840, 19425195, 25900260, 31080312, 38850390, 51800520, 77700780, 155401560]

約数ペア:

[(1, 155401560), (2, 77700780), (3, 51800520), (4, 38850390), (5, 31080312), (6, 25900260), (8, 19425195), (9, 17266840), (10, 15540156), (12, 12950130), (15, 10360104), (18, 8633420), (20, 7770078), (24, 6475065), (30, 5180052), (36, 4316710), (40, 3885039), (45, 3453368), (60, 2590026), (72, 2158355), (90, 1726684), (120, 1295013), (180, 863342), (360, 431671)]