13821720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 46621440

約数和(自身を除く): 32799720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 44, 55, 60, 66, 74, 88, 110, 111, 120, 132, 148, 165, 185, 220, 222, 264, 283, 296, 330, 370, 407, 440, 444, 555, 566, 660, 740, 814, 849, 888, 1110, 1132, 1221, 1320, 1415, 1480, 1628, 1698, 2035, 2220, 2264, 2442, 2830, 3113, 3256, 3396, 4070, 4245, 4440, 4884, 5660, 6105, 6226, 6792, 8140, 8490, 9339, 9768, 10471, 11320, 12210, 12452, 15565, 16280, 16980, 18678, 20942, 24420, 24904, 31130, 31413, 33960, 37356, 41884, 46695, 48840, 52355, 62260, 62826, 74712, 83768, 93390, 104710, 115181, 124520, 125652, 157065, 186780, 209420, 230362, 251304, 314130, 345543, 373560, 418840, 460724, 575905, 628260, 691086, 921448, 1151810, 1256520, 1382172, 1727715, 2303620, 2764344, 3455430, 4607240, 6910860, 13821720]

約数ペア:

[(1, 13821720), (2, 6910860), (3, 4607240), (4, 3455430), (5, 2764344), (6, 2303620), (8, 1727715), (10, 1382172), (11, 1256520), (12, 1151810), (15, 921448), (20, 691086), (22, 628260), (24, 575905), (30, 460724), (33, 418840), (37, 373560), (40, 345543), (44, 314130), (55, 251304), (60, 230362), (66, 209420), (74, 186780), (88, 157065), (110, 125652), (111, 124520), (120, 115181), (132, 104710), (148, 93390), (165, 83768), (185, 74712), (220, 62826), (222, 62260), (264, 52355), (283, 48840), (296, 46695), (330, 41884), (370, 37356), (407, 33960), (440, 31413), (444, 31130), (555, 24904), (566, 24420), (660, 20942), (740, 18678), (814, 16980), (849, 16280), (888, 15565), (1110, 12452), (1132, 12210), (1221, 11320), (1320, 10471), (1415, 9768), (1480, 9339), (1628, 8490), (1698, 8140), (2035, 6792), (2220, 6226), (2264, 6105), (2442, 5660), (2830, 4884), (3113, 4440), (3256, 4245), (3396, 4070)]