204801840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{284447}}^1$

素因数の和:284466

約数の個数: 60

約数和(自身を含む): 687795264

約数和(自身を除く): 482993424

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, 284447, 568894, 853341, 1137788, 1422235, 1706682, 2275576, 2560023, 2844470, 3413364, 4266705, 4551152, 5120046, 5688940, 6826728, 8533410, 10240092, 11377880, 12800115, 13653456, 17066820, 20480184, 22755760, 25600230, 34133640, 40960368, 51200460, 68267280, 102400920, 204801840]

約数ペア:

[(1, 204801840), (2, 102400920), (3, 68267280), (4, 51200460), (5, 40960368), (6, 34133640), (8, 25600230), (9, 22755760), (10, 20480184), (12, 17066820), (15, 13653456), (16, 12800115), (18, 11377880), (20, 10240092), (24, 8533410), (30, 6826728), (36, 5688940), (40, 5120046), (45, 4551152), (48, 4266705), (60, 3413364), (72, 2844470), (80, 2560023), (90, 2275576), (120, 1706682), (144, 1422235), (180, 1137788), (240, 853341), (360, 568894), (720, 284447)]