51881520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{216173}}^1$

素因数の和:216189

約数の個数: 40

約数和(自身を含む): 160833456

約数和(自身を除く): 108951936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 216173, 432346, 648519, 864692, 1080865, 1297038, 1729384, 2161730, 2594076, 3242595, 3458768, 4323460, 5188152, 6485190, 8646920, 10376304, 12970380, 17293840, 25940760, 51881520]

約数ペア:

[(1, 51881520), (2, 25940760), (3, 17293840), (4, 12970380), (5, 10376304), (6, 8646920), (8, 6485190), (10, 5188152), (12, 4323460), (15, 3458768), (16, 3242595), (20, 2594076), (24, 2161730), (30, 1729384), (40, 1297038), (48, 1080865), (60, 864692), (80, 648519), (120, 432346), (240, 216173)]