28899960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 93242880

約数和(自身を除く): 64342920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 283, 296, 345, 370, 444, 460, 552, 555, 566, 690, 740, 849, 851, 888, 920, 1110, 1132, 1380, 1415, 1480, 1698, 1702, 2220, 2264, 2553, 2760, 2830, 3396, 3404, 4245, 4255, 4440, 5106, 5660, 6509, 6792, 6808, 8490, 8510, 10212, 10471, 11320, 12765, 13018, 16980, 17020, 19527, 20424, 20942, 25530, 26036, 31413, 32545, 33960, 34040, 39054, 41884, 51060, 52072, 52355, 62826, 65090, 78108, 83768, 97635, 102120, 104710, 125652, 130180, 156216, 157065, 195270, 209420, 240833, 251304, 260360, 314130, 390540, 418840, 481666, 628260, 722499, 781080, 963332, 1204165, 1256520, 1444998, 1926664, 2408330, 2889996, 3612495, 4816660, 5779992, 7224990, 9633320, 14449980, 28899960]

約数ペア:

[(1, 28899960), (2, 14449980), (3, 9633320), (4, 7224990), (5, 5779992), (6, 4816660), (8, 3612495), (10, 2889996), (12, 2408330), (15, 1926664), (20, 1444998), (23, 1256520), (24, 1204165), (30, 963332), (37, 781080), (40, 722499), (46, 628260), (60, 481666), (69, 418840), (74, 390540), (92, 314130), (111, 260360), (115, 251304), (120, 240833), (138, 209420), (148, 195270), (184, 157065), (185, 156216), (222, 130180), (230, 125652), (276, 104710), (283, 102120), (296, 97635), (345, 83768), (370, 78108), (444, 65090), (460, 62826), (552, 52355), (555, 52072), (566, 51060), (690, 41884), (740, 39054), (849, 34040), (851, 33960), (888, 32545), (920, 31413), (1110, 26036), (1132, 25530), (1380, 20942), (1415, 20424), (1480, 19527), (1698, 17020), (1702, 16980), (2220, 13018), (2264, 12765), (2553, 11320), (2760, 10471), (2830, 10212), (3396, 8510), (3404, 8490), (4245, 6808), (4255, 6792), (4440, 6509), (5106, 5660)]