120219440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2039}}^1$

素因数の和:2130

約数の個数: 80

約数和(自身を含む): 309623040

約数和(自身を除く): 189403600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 134, 176, 220, 268, 335, 440, 536, 670, 737, 880, 1072, 1340, 1474, 2039, 2680, 2948, 3685, 4078, 5360, 5896, 7370, 8156, 10195, 11792, 14740, 16312, 20390, 22429, 29480, 32624, 40780, 44858, 58960, 81560, 89716, 112145, 136613, 163120, 179432, 224290, 273226, 358864, 448580, 546452, 683065, 897160, 1092904, 1366130, 1502743, 1794320, 2185808, 2732260, 3005486, 5464520, 6010972, 7513715, 10929040, 12021944, 15027430, 24043888, 30054860, 60109720, 120219440]

約数ペア:

[(1, 120219440), (2, 60109720), (4, 30054860), (5, 24043888), (8, 15027430), (10, 12021944), (11, 10929040), (16, 7513715), (20, 6010972), (22, 5464520), (40, 3005486), (44, 2732260), (55, 2185808), (67, 1794320), (80, 1502743), (88, 1366130), (110, 1092904), (134, 897160), (176, 683065), (220, 546452), (268, 448580), (335, 358864), (440, 273226), (536, 224290), (670, 179432), (737, 163120), (880, 136613), (1072, 112145), (1340, 89716), (1474, 81560), (2039, 58960), (2680, 44858), (2948, 40780), (3685, 32624), (4078, 29480), (5360, 22429), (5896, 20390), (7370, 16312), (8156, 14740), (10195, 11792)]