425984220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{28513}}^1$

素因数の和:28611

約数の個数: 72

約数和(自身を含む): 1307766096

約数和(自身を除く): 881781876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 14940, 28513, 57026, 85539, 114052, 142565, 171078, 256617, 285130, 342156, 427695, 513234, 570260, 855390, 1026468, 1283085, 1710780, 2366579, 2566170, 4733158, 5132340, 7099737, 9466316, 11832895, 14199474, 21299211, 23665790, 28398948, 35498685, 42598422, 47331580, 70997370, 85196844, 106496055, 141994740, 212992110, 425984220]

約数ペア:

[(1, 425984220), (2, 212992110), (3, 141994740), (4, 106496055), (5, 85196844), (6, 70997370), (9, 47331580), (10, 42598422), (12, 35498685), (15, 28398948), (18, 23665790), (20, 21299211), (30, 14199474), (36, 11832895), (45, 9466316), (60, 7099737), (83, 5132340), (90, 4733158), (166, 2566170), (180, 2366579), (249, 1710780), (332, 1283085), (415, 1026468), (498, 855390), (747, 570260), (830, 513234), (996, 427695), (1245, 342156), (1494, 285130), (1660, 256617), (2490, 171078), (2988, 142565), (3735, 114052), (4980, 85539), (7470, 57026), (14940, 28513)]