2247052720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{1381}}^1$

素因数の和:1491

約数の個数: 120

約数和(自身を含む): 5839193232

約数和(自身を除く): 3592140512

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1381, 1720, 1849, 1892, 2365, 2762, 3440, 3698, 3784, 4730, 5524, 6905, 7396, 7568, 9245, 9460, 11048, 13810, 14792, 15191, 18490, 18920, 20339, 22096, 27620, 29584, 30382, 36980, 37840, 40678, 55240, 59383, 60764, 73960, 75955, 81356, 101695, 110480, 118766, 121528, 147920, 151910, 162712, 203390, 237532, 243056, 296915, 303820, 325424, 406780, 475064, 593830, 607640, 653213, 813560, 950128, 1187660, 1215280, 1306426, 1627120, 2375320, 2553469, 2612852, 3266065, 4750640, 5106938, 5225704, 6532130, 10213876, 10451408, 12767345, 13064260, 20427752, 25534690, 26128520, 28088159, 40855504, 51069380, 52257040, 56176318, 102138760, 112352636, 140440795, 204277520, 224705272, 280881590, 449410544, 561763180, 1123526360, 2247052720]

約数ペア:

[(1, 2247052720), (2, 1123526360), (4, 561763180), (5, 449410544), (8, 280881590), (10, 224705272), (11, 204277520), (16, 140440795), (20, 112352636), (22, 102138760), (40, 56176318), (43, 52257040), (44, 51069380), (55, 40855504), (80, 28088159), (86, 26128520), (88, 25534690), (110, 20427752), (172, 13064260), (176, 12767345), (215, 10451408), (220, 10213876), (344, 6532130), (430, 5225704), (440, 5106938), (473, 4750640), (688, 3266065), (860, 2612852), (880, 2553469), (946, 2375320), (1381, 1627120), (1720, 1306426), (1849, 1215280), (1892, 1187660), (2365, 950128), (2762, 813560), (3440, 653213), (3698, 607640), (3784, 593830), (4730, 475064), (5524, 406780), (6905, 325424), (7396, 303820), (7568, 296915), (9245, 243056), (9460, 237532), (11048, 203390), (13810, 162712), (14792, 151910), (15191, 147920), (18490, 121528), (18920, 118766), (20339, 110480), (22096, 101695), (27620, 81356), (29584, 75955), (30382, 73960), (36980, 60764), (37840, 59383), (40678, 55240)]