405128520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{375119}}^1$

素因数の和:375139

約数の個数: 64

約数和(自身を含む): 1350432000

約数和(自身を除く): 945303480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 375119, 750238, 1125357, 1500476, 1875595, 2250714, 3000952, 3376071, 3751190, 4501428, 5626785, 6752142, 7502380, 9002856, 10128213, 11253570, 13504284, 15004760, 16880355, 20256426, 22507140, 27008568, 33760710, 40512852, 45014280, 50641065, 67521420, 81025704, 101282130, 135042840, 202564260, 405128520]

約数ペア:

[(1, 405128520), (2, 202564260), (3, 135042840), (4, 101282130), (5, 81025704), (6, 67521420), (8, 50641065), (9, 45014280), (10, 40512852), (12, 33760710), (15, 27008568), (18, 22507140), (20, 20256426), (24, 16880355), (27, 15004760), (30, 13504284), (36, 11253570), (40, 10128213), (45, 9002856), (54, 7502380), (60, 6752142), (72, 5626785), (90, 4501428), (108, 3751190), (120, 3376071), (135, 3000952), (180, 2250714), (216, 1875595), (270, 1500476), (360, 1125357), (540, 750238), (1080, 375119)]