205208520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{155461}}^1$

素因数の和:155486

約数の個数: 64

約数和(自身を含む): 671595840

約数和(自身を除く): 466387320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 155461, 310922, 466383, 621844, 777305, 932766, 1243688, 1554610, 1710071, 1865532, 2331915, 3109220, 3420142, 3731064, 4663830, 5130213, 6218440, 6840284, 8550355, 9327660, 10260426, 13680568, 17100710, 18655320, 20520852, 25651065, 34201420, 41041704, 51302130, 68402840, 102604260, 205208520]

約数ペア:

[(1, 205208520), (2, 102604260), (3, 68402840), (4, 51302130), (5, 41041704), (6, 34201420), (8, 25651065), (10, 20520852), (11, 18655320), (12, 17100710), (15, 13680568), (20, 10260426), (22, 9327660), (24, 8550355), (30, 6840284), (33, 6218440), (40, 5130213), (44, 4663830), (55, 3731064), (60, 3420142), (66, 3109220), (88, 2331915), (110, 1865532), (120, 1710071), (132, 1554610), (165, 1243688), (220, 932766), (264, 777305), (330, 621844), (440, 466383), (660, 310922), (1320, 155461)]