311349960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15173}}^1$

素因数の和:15212

約数の個数: 128

約数和(自身を含む): 1092528000

約数和(自身を除く): 781178040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 15173, 20520, 30346, 45519, 60692, 75865, 91038, 121384, 136557, 151730, 182076, 227595, 273114, 288287, 303460, 364152, 409671, 455190, 546228, 576574, 606920, 682785, 819342, 864861, 910380, 1092456, 1153148, 1365570, 1441435, 1638684, 1729722, 1820760, 2048355, 2306296, 2594583, 2731140, 2882870, 3277368, 3459444, 4096710, 4324305, 5189166, 5462280, 5765740, 6918888, 7783749, 8193420, 8648610, 10378332, 11531480, 12972915, 15567498, 16386840, 17297220, 20756664, 25945830, 31134996, 34594440, 38918745, 51891660, 62269992, 77837490, 103783320, 155674980, 311349960]

約数ペア:

[(1, 311349960), (2, 155674980), (3, 103783320), (4, 77837490), (5, 62269992), (6, 51891660), (8, 38918745), (9, 34594440), (10, 31134996), (12, 25945830), (15, 20756664), (18, 17297220), (19, 16386840), (20, 15567498), (24, 12972915), (27, 11531480), (30, 10378332), (36, 8648610), (38, 8193420), (40, 7783749), (45, 6918888), (54, 5765740), (57, 5462280), (60, 5189166), (72, 4324305), (76, 4096710), (90, 3459444), (95, 3277368), (108, 2882870), (114, 2731140), (120, 2594583), (135, 2306296), (152, 2048355), (171, 1820760), (180, 1729722), (190, 1638684), (216, 1441435), (228, 1365570), (270, 1153148), (285, 1092456), (342, 910380), (360, 864861), (380, 819342), (456, 682785), (513, 606920), (540, 576574), (570, 546228), (684, 455190), (760, 409671), (855, 364152), (1026, 303460), (1080, 288287), (1140, 273114), (1368, 227595), (1710, 182076), (2052, 151730), (2280, 136557), (2565, 121384), (3420, 91038), (4104, 75865), (5130, 60692), (6840, 45519), (10260, 30346), (15173, 20520)]