345728520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{320119}}^1$

素因数の和:320139

約数の個数: 64

約数和(自身を含む): 1152432000

約数和(自身を除く): 806703480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 320119, 640238, 960357, 1280476, 1600595, 1920714, 2560952, 2881071, 3201190, 3841428, 4801785, 5762142, 6402380, 7682856, 8643213, 9603570, 11524284, 12804760, 14405355, 17286426, 19207140, 23048568, 28810710, 34572852, 38414280, 43216065, 57621420, 69145704, 86432130, 115242840, 172864260, 345728520]

約数ペア:

[(1, 345728520), (2, 172864260), (3, 115242840), (4, 86432130), (5, 69145704), (6, 57621420), (8, 43216065), (9, 38414280), (10, 34572852), (12, 28810710), (15, 23048568), (18, 19207140), (20, 17286426), (24, 14405355), (27, 12804760), (30, 11524284), (36, 9603570), (40, 8643213), (45, 7682856), (54, 6402380), (60, 5762142), (72, 4801785), (90, 3841428), (108, 3201190), (120, 2881071), (135, 2560952), (180, 1920714), (216, 1600595), (270, 1280476), (360, 960357), (540, 640238), (1080, 320119)]