320019120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{148157}}^1$

素因数の和:148179

約数の個数: 80

約数和(自身を含む): 1102295520

約数和(自身を除く): 782276400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 148157, 296314, 444471, 592628, 740785, 888942, 1185256, 1333413, 1481570, 1777884, 2222355, 2370512, 2666826, 2963140, 3555768, 4000239, 4444710, 5333652, 5926280, 6667065, 7111536, 8000478, 8889420, 10667304, 11852560, 13334130, 16000956, 17778840, 20001195, 21334608, 26668260, 32001912, 35557680, 40002390, 53336520, 64003824, 80004780, 106673040, 160009560, 320019120]

約数ペア:

[(1, 320019120), (2, 160009560), (3, 106673040), (4, 80004780), (5, 64003824), (6, 53336520), (8, 40002390), (9, 35557680), (10, 32001912), (12, 26668260), (15, 21334608), (16, 20001195), (18, 17778840), (20, 16000956), (24, 13334130), (27, 11852560), (30, 10667304), (36, 8889420), (40, 8000478), (45, 7111536), (48, 6667065), (54, 5926280), (60, 5333652), (72, 4444710), (80, 4000239), (90, 3555768), (108, 2963140), (120, 2666826), (135, 2370512), (144, 2222355), (180, 1777884), (216, 1481570), (240, 1333413), (270, 1185256), (360, 888942), (432, 740785), (540, 592628), (720, 444471), (1080, 296314), (2160, 148157)]