72810390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{4943}}^1$

素因数の和:5444

約数の個数: 32

約数和(自身を含む): 175136256

約数和(自身を除く): 102325866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 491, 982, 1473, 2455, 2946, 4910, 4943, 7365, 9886, 14730, 14829, 24715, 29658, 49430, 74145, 148290, 2427013, 4854026, 7281039, 12135065, 14562078, 24270130, 36405195, 72810390]

約数ペア:

[(1, 72810390), (2, 36405195), (3, 24270130), (5, 14562078), (6, 12135065), (10, 7281039), (15, 4854026), (30, 2427013), (491, 148290), (982, 74145), (1473, 49430), (2455, 29658), (2946, 24715), (4910, 14829), (4943, 14730), (7365, 9886)]