12765720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 44064000

約数和(自身を除く): 31298280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 509, 570, 627, 660, 760, 836, 1018, 1045, 1140, 1254, 1320, 1527, 1672, 2036, 2090, 2280, 2508, 2545, 3054, 3135, 4072, 4180, 5016, 5090, 5599, 6108, 6270, 7635, 8360, 9671, 10180, 11198, 12216, 12540, 15270, 16797, 19342, 20360, 22396, 25080, 27995, 29013, 30540, 33594, 38684, 44792, 48355, 55990, 58026, 61080, 67188, 77368, 83985, 96710, 106381, 111980, 116052, 134376, 145065, 167970, 193420, 212762, 223960, 232104, 290130, 319143, 335940, 386840, 425524, 531905, 580260, 638286, 671880, 851048, 1063810, 1160520, 1276572, 1595715, 2127620, 2553144, 3191430, 4255240, 6382860, 12765720]

約数ペア:

[(1, 12765720), (2, 6382860), (3, 4255240), (4, 3191430), (5, 2553144), (6, 2127620), (8, 1595715), (10, 1276572), (11, 1160520), (12, 1063810), (15, 851048), (19, 671880), (20, 638286), (22, 580260), (24, 531905), (30, 425524), (33, 386840), (38, 335940), (40, 319143), (44, 290130), (55, 232104), (57, 223960), (60, 212762), (66, 193420), (76, 167970), (88, 145065), (95, 134376), (110, 116052), (114, 111980), (120, 106381), (132, 96710), (152, 83985), (165, 77368), (190, 67188), (209, 61080), (220, 58026), (228, 55990), (264, 48355), (285, 44792), (330, 38684), (380, 33594), (418, 30540), (440, 29013), (456, 27995), (509, 25080), (570, 22396), (627, 20360), (660, 19342), (760, 16797), (836, 15270), (1018, 12540), (1045, 12216), (1140, 11198), (1254, 10180), (1320, 9671), (1527, 8360), (1672, 7635), (2036, 6270), (2090, 6108), (2280, 5599), (2508, 5090), (2545, 5016), (3054, 4180), (3135, 4072)]