51339720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 163722240

約数和(自身を除く): 112382520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 37, 40, 60, 62, 74, 93, 111, 120, 124, 148, 155, 185, 186, 222, 248, 296, 310, 370, 372, 373, 444, 465, 555, 620, 740, 744, 746, 888, 930, 1110, 1119, 1147, 1240, 1480, 1492, 1860, 1865, 2220, 2238, 2294, 2984, 3441, 3720, 3730, 4440, 4476, 4588, 5595, 5735, 6882, 7460, 8952, 9176, 11190, 11470, 11563, 13764, 13801, 14920, 17205, 22380, 22940, 23126, 27528, 27602, 34410, 34689, 41403, 44760, 45880, 46252, 55204, 57815, 68820, 69005, 69378, 82806, 92504, 110408, 115630, 137640, 138010, 138756, 165612, 173445, 207015, 231260, 276020, 277512, 331224, 346890, 414030, 427831, 462520, 552040, 693780, 828060, 855662, 1283493, 1387560, 1656120, 1711324, 2139155, 2566986, 3422648, 4278310, 5133972, 6417465, 8556620, 10267944, 12834930, 17113240, 25669860, 51339720]

約数ペア:

[(1, 51339720), (2, 25669860), (3, 17113240), (4, 12834930), (5, 10267944), (6, 8556620), (8, 6417465), (10, 5133972), (12, 4278310), (15, 3422648), (20, 2566986), (24, 2139155), (30, 1711324), (31, 1656120), (37, 1387560), (40, 1283493), (60, 855662), (62, 828060), (74, 693780), (93, 552040), (111, 462520), (120, 427831), (124, 414030), (148, 346890), (155, 331224), (185, 277512), (186, 276020), (222, 231260), (248, 207015), (296, 173445), (310, 165612), (370, 138756), (372, 138010), (373, 137640), (444, 115630), (465, 110408), (555, 92504), (620, 82806), (740, 69378), (744, 69005), (746, 68820), (888, 57815), (930, 55204), (1110, 46252), (1119, 45880), (1147, 44760), (1240, 41403), (1480, 34689), (1492, 34410), (1860, 27602), (1865, 27528), (2220, 23126), (2238, 22940), (2294, 22380), (2984, 17205), (3441, 14920), (3720, 13801), (3730, 13764), (4440, 11563), (4476, 11470), (4588, 11190), (5595, 9176), (5735, 8952), (6882, 7460)]