538594020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{7537}}^1$

素因数の和:7949

約数の個数: 72

約数和(自身を含む): 1638067704

約数和(自身を除く): 1099473684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1191, 1588, 1985, 2382, 3573, 3970, 4764, 5955, 7146, 7537, 7940, 11910, 14292, 15074, 17865, 22611, 23820, 30148, 35730, 37685, 45222, 67833, 71460, 75370, 90444, 113055, 135666, 150740, 226110, 271332, 339165, 452220, 678330, 1356660, 2992189, 5984378, 8976567, 11968756, 14960945, 17953134, 26929701, 29921890, 35906268, 44882835, 53859402, 59843780, 89765670, 107718804, 134648505, 179531340, 269297010, 538594020]

約数ペア:

[(1, 538594020), (2, 269297010), (3, 179531340), (4, 134648505), (5, 107718804), (6, 89765670), (9, 59843780), (10, 53859402), (12, 44882835), (15, 35906268), (18, 29921890), (20, 26929701), (30, 17953134), (36, 14960945), (45, 11968756), (60, 8976567), (90, 5984378), (180, 2992189), (397, 1356660), (794, 678330), (1191, 452220), (1588, 339165), (1985, 271332), (2382, 226110), (3573, 150740), (3970, 135666), (4764, 113055), (5955, 90444), (7146, 75370), (7537, 71460), (7940, 67833), (11910, 45222), (14292, 37685), (15074, 35730), (17865, 30148), (22611, 23820)]