209291520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{54503}}^1$

素因数の和:54527

約数の個数: 72

約数和(自身を含む): 668437056

約数和(自身を除く): 459145536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 54503, 109006, 163509, 218012, 272515, 327018, 436024, 545030, 654036, 817545, 872048, 1090060, 1308072, 1635090, 1744096, 2180120, 2616144, 3270180, 3488192, 4360240, 5232288, 6540360, 6976384, 8720480, 10464576, 13080720, 13952768, 17440960, 20929152, 26161440, 34881920, 41858304, 52322880, 69763840, 104645760, 209291520]

約数ペア:

[(1, 209291520), (2, 104645760), (3, 69763840), (4, 52322880), (5, 41858304), (6, 34881920), (8, 26161440), (10, 20929152), (12, 17440960), (15, 13952768), (16, 13080720), (20, 10464576), (24, 8720480), (30, 6976384), (32, 6540360), (40, 5232288), (48, 4360240), (60, 3488192), (64, 3270180), (80, 2616144), (96, 2180120), (120, 1744096), (128, 1635090), (160, 1308072), (192, 1090060), (240, 872048), (256, 817545), (320, 654036), (384, 545030), (480, 436024), (640, 327018), (768, 272515), (960, 218012), (1280, 163509), (1920, 109006), (3840, 54503)]