154941840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{215197}}^1$

素因数の和:215216

約数の個数: 60

約数和(自身を含む): 520348764

約数和(自身を除く): 365406924

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, 215197, 430394, 645591, 860788, 1075985, 1291182, 1721576, 1936773, 2151970, 2582364, 3227955, 3443152, 3873546, 4303940, 5164728, 6455910, 7747092, 8607880, 9683865, 10329456, 12911820, 15494184, 17215760, 19367730, 25823640, 30988368, 38735460, 51647280, 77470920, 154941840]

約数ペア:

[(1, 154941840), (2, 77470920), (3, 51647280), (4, 38735460), (5, 30988368), (6, 25823640), (8, 19367730), (9, 17215760), (10, 15494184), (12, 12911820), (15, 10329456), (16, 9683865), (18, 8607880), (20, 7747092), (24, 6455910), (30, 5164728), (36, 4303940), (40, 3873546), (45, 3443152), (48, 3227955), (60, 2582364), (72, 2151970), (80, 1936773), (90, 1721576), (120, 1291182), (144, 1075985), (180, 860788), (240, 645591), (360, 430394), (720, 215197)]